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Finding the Fourth Proportional to 586,762.59, 808,937.25 and 501,635.97

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Solution

The fourth proportional to 586,762.59, 808,937.25 and 501,635.97 is: 691,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,762.59 : 808,937.25 = 501,635.97 : x
  2. Step 2: Convert to fraction form
    586,762.59/808,937.25 = 501,635.97/x
  3. Step 3: Cross multiply
    586,762.59x = 808,937.25 × 501,635.97
  4. Step 4: Simplify right side
    586,762.59x = 405,792,022,072.88
  5. Step 5: Solve for x
    x = 405,792,022,072.88/586,762.59
  6. Step 6: Final answer
    x = 691,577.87

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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.