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Finding the Fourth Proportional to 41,903,713.20, 62,855,569.80 and 41,903,713.20

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Solution

The fourth proportional to 41,903,713.20, 62,855,569.80 and 41,903,713.20 is: 62,855,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,903,713.20 : 62,855,569.80 = 41,903,713.20 : x
  2. Step 2: Convert to fraction form
    41,903,713.20/62,855,569.80 = 41,903,713.20/x
  3. Step 3: Cross multiply
    41,903,713.20x = 62,855,569.80 × 41,903,713.20
  4. Step 4: Simplify right side
    41,903,713.20x = 2,633,881,769,921,781.50
  5. Step 5: Solve for x
    x = 2,633,881,769,921,781.50/41,903,713.20
  6. Step 6: Final answer
    x = 62,855,569.80

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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.