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Finding the Fourth Proportional to 591,744.80, 885,867.60 and 557,141.60

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Solution

The fourth proportional to 591,744.80, 885,867.60 and 557,141.60 is: 834,065.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,744.80 : 885,867.60 = 557,141.60 : x
  2. Step 2: Convert to fraction form
    591,744.80/885,867.60 = 557,141.60/x
  3. Step 3: Cross multiply
    591,744.80x = 885,867.60 × 557,141.60
  4. Step 4: Simplify right side
    591,744.80x = 493,553,692,052.16
  5. Step 5: Solve for x
    x = 493,553,692,052.16/591,744.80
  6. Step 6: Final answer
    x = 834,065.11

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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.