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Finding the Fourth Proportional to 543,877.39, 815,535.96 and 244,100.98

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Solution

The fourth proportional to 543,877.39, 815,535.96 and 244,100.98 is: 366,025.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,877.39 : 815,535.96 = 244,100.98 : x
  2. Step 2: Convert to fraction form
    543,877.39/815,535.96 = 244,100.98/x
  3. Step 3: Cross multiply
    543,877.39x = 815,535.96 × 244,100.98
  4. Step 4: Simplify right side
    543,877.39x = 199,073,127,061.24
  5. Step 5: Solve for x
    x = 199,073,127,061.24/543,877.39
  6. Step 6: Final answer
    x = 366,025.75

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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.