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Finding the Fourth Proportional to 504,020.20, 756,095.10 and 251,429.80

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Solution

The fourth proportional to 504,020.20, 756,095.10 and 251,429.80 is: 377,177.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,020.20 : 756,095.10 = 251,429.80 : x
  2. Step 2: Convert to fraction form
    504,020.20/756,095.10 = 251,429.80/x
  3. Step 3: Cross multiply
    504,020.20x = 756,095.10 × 251,429.80
  4. Step 4: Simplify right side
    504,020.20x = 190,104,839,773.98
  5. Step 5: Solve for x
    x = 190,104,839,773.98/504,020.20
  6. Step 6: Final answer
    x = 377,177.03

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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.