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Finding the Fourth Proportional to 591,102.98, 815,727.32 and 336,470.56

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Solution

The fourth proportional to 591,102.98, 815,727.32 and 336,470.56 is: 464,332.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,102.98 : 815,727.32 = 336,470.56 : x
  2. Step 2: Convert to fraction form
    591,102.98/815,727.32 = 336,470.56/x
  3. Step 3: Cross multiply
    591,102.98x = 815,727.32 × 336,470.56
  4. Step 4: Simplify right side
    591,102.98x = 274,468,228,167.70
  5. Step 5: Solve for x
    x = 274,468,228,167.70/591,102.98
  6. Step 6: Final answer
    x = 464,332.34

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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.