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Finding the Fourth Proportional to 746,523, 1,030,227.66 and 424,246.68

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Solution

The fourth proportional to 746,523, 1,030,227.66 and 424,246.68 is: 585,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,523 : 1,030,227.66 = 424,246.68 : x
  2. Step 2: Convert to fraction form
    746,523/1,030,227.66 = 424,246.68/x
  3. Step 3: Cross multiply
    746,523x = 1,030,227.66 × 424,246.68
  4. Step 4: Simplify right side
    746,523x = 437,070,664,399.17
  5. Step 5: Solve for x
    x = 437,070,664,399.17/746,523
  6. Step 6: Final answer
    x = 585,475.15

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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.