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Finding the Fourth Proportional to 546,000.95, 756,000.74 and 504,010.55

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Solution

The fourth proportional to 546,000.95, 756,000.74 and 504,010.55 is: 697,860.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,000.95 : 756,000.74 = 504,010.55 : x
  2. Step 2: Convert to fraction form
    546,000.95/756,000.74 = 504,010.55/x
  3. Step 3: Cross multiply
    546,000.95x = 756,000.74 × 504,010.55
  4. Step 4: Simplify right side
    546,000.95x = 381,032,346,247.75
  5. Step 5: Solve for x
    x = 381,032,346,247.75/546,000.95
  6. Step 6: Final answer
    x = 697,860.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.