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Finding the Fourth Proportional to 41,480,779.20, 62,221,168.80 and 41,480,779.20

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Solution

The fourth proportional to 41,480,779.20, 62,221,168.80 and 41,480,779.20 is: 62,221,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,480,779.20 : 62,221,168.80 = 41,480,779.20 : x
  2. Step 2: Convert to fraction form
    41,480,779.20/62,221,168.80 = 41,480,779.20/x
  3. Step 3: Cross multiply
    41,480,779.20x = 62,221,168.80 × 41,480,779.20
  4. Step 4: Simplify right side
    41,480,779.20x = 2,580,982,564,558,729
  5. Step 5: Solve for x
    x = 2,580,982,564,558,729/41,480,779.20
  6. Step 6: Final answer
    x = 62,221,168.80

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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.