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Finding the Third Proportional to 76,752,805.50 and 125,317,145.25

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Solution

The third proportional to 76,752,805.50 and 125,317,145.25 is: 204,609,939.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,752,805.50 : 125,317,145.25 = 125,317,145.25 : x
  2. Step 2: Convert to fraction form
    76,752,805.50/125,317,145.25 = 125,317,145.25/x
  3. Step 3: Cross multiply
    76,752,805.50x = 125,317,145.25 × 125,317,145.25
  4. Step 4: Simplify right side
    76,752,805.50x = 15,704,386,893,609,598
  5. Step 5: Solve for x
    x = 15,704,386,893,609,598/76,752,805.50
  6. Step 6: Final answer
    x = 204,609,939.55

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.