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Finding the Fourth Proportional to 586,593.30, 877,265.55 and 492,114.90

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Solution

The fourth proportional to 586,593.30, 877,265.55 and 492,114.90 is: 735,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,593.30 : 877,265.55 = 492,114.90 : x
  2. Step 2: Convert to fraction form
    586,593.30/877,265.55 = 492,114.90/x
  3. Step 3: Cross multiply
    586,593.30x = 877,265.55 × 492,114.90
  4. Step 4: Simplify right side
    586,593.30x = 431,715,448,411.70
  5. Step 5: Solve for x
    x = 431,715,448,411.70/586,593.30
  6. Step 6: Final answer
    x = 735,970.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.