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Finding the Fourth Proportional to 696,587.45, 961,395.75 and 424,812.99

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Solution

The fourth proportional to 696,587.45, 961,395.75 and 424,812.99 is: 586,306.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,587.45 : 961,395.75 = 424,812.99 : x
  2. Step 2: Convert to fraction form
    696,587.45/961,395.75 = 424,812.99/x
  3. Step 3: Cross multiply
    696,587.45x = 961,395.75 × 424,812.99
  4. Step 4: Simplify right side
    696,587.45x = 408,413,403,130.79
  5. Step 5: Solve for x
    x = 408,413,403,130.79/696,587.45
  6. Step 6: Final answer
    x = 586,306.00

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