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Finding the Fourth Proportional to 504,454,974.30, 756,682,461.45 and 504,454,974.30

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Solution

The fourth proportional to 504,454,974.30, 756,682,461.45 and 504,454,974.30 is: 756,682,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,454,974.30 : 756,682,461.45 = 504,454,974.30 : x
  2. Step 2: Convert to fraction form
    504,454,974.30/756,682,461.45 = 504,454,974.30/x
  3. Step 3: Cross multiply
    504,454,974.30x = 756,682,461.45 × 504,454,974.30
  4. Step 4: Simplify right side
    504,454,974.30x = 381,712,231,644,020,544
  5. Step 5: Solve for x
    x = 381,712,231,644,020,544/504,454,974.30
  6. Step 6: Final answer
    x = 756,682,461.45

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Half scale
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Double scale
Find fourth proportional to 504,454,975.30, 756,682,462.95 and 504,454,975.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.