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Finding the Fourth Proportional to 539,523.24, 744,527.93 and 297,800.61

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Solution

The fourth proportional to 539,523.24, 744,527.93 and 297,800.61 is: 410,957.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,523.24 : 744,527.93 = 297,800.61 : x
  2. Step 2: Convert to fraction form
    539,523.24/744,527.93 = 297,800.61/x
  3. Step 3: Cross multiply
    539,523.24x = 744,527.93 × 297,800.61
  4. Step 4: Simplify right side
    539,523.24x = 221,720,871,716.04
  5. Step 5: Solve for x
    x = 221,720,871,716.04/539,523.24
  6. Step 6: Final answer
    x = 410,957.04

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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.