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Finding the Fourth Proportional to 613,280.35, 913,626.95 and 585,614.13

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Solution

The fourth proportional to 613,280.35, 913,626.95 and 585,614.13 is: 872,411.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,280.35 : 913,626.95 = 585,614.13 : x
  2. Step 2: Convert to fraction form
    613,280.35/913,626.95 = 585,614.13/x
  3. Step 3: Cross multiply
    613,280.35x = 913,626.95 × 585,614.13
  4. Step 4: Simplify right side
    613,280.35x = 535,032,851,468.80
  5. Step 5: Solve for x
    x = 535,032,851,468.80/613,280.35
  6. Step 6: Final answer
    x = 872,411.53

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.