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Finding the Fourth Proportional to 579,463.52, 799,657.12 and 324,814.70

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Solution

The fourth proportional to 579,463.52, 799,657.12 and 324,814.70 is: 448,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,463.52 : 799,657.12 = 324,814.70 : x
  2. Step 2: Convert to fraction form
    579,463.52/799,657.12 = 324,814.70/x
  3. Step 3: Cross multiply
    579,463.52x = 799,657.12 × 324,814.70
  4. Step 4: Simplify right side
    579,463.52x = 259,740,387,535.66
  5. Step 5: Solve for x
    x = 259,740,387,535.66/579,463.52
  6. Step 6: Final answer
    x = 448,242.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.