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Finding the Fourth Proportional to 704,792.88, 972,614.67 and 382,502.97

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Solution

The fourth proportional to 704,792.88, 972,614.67 and 382,502.97 is: 527,854.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,792.88 : 972,614.67 = 382,502.97 : x
  2. Step 2: Convert to fraction form
    704,792.88/972,614.67 = 382,502.97/x
  3. Step 3: Cross multiply
    704,792.88x = 972,614.67 × 382,502.97
  4. Step 4: Simplify right side
    704,792.88x = 372,027,998,506.18
  5. Step 5: Solve for x
    x = 372,027,998,506.18/704,792.88
  6. Step 6: Final answer
    x = 527,854.37

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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.