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Finding the Third Proportional to 81,211,652.50 and 175,367,034

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Solution

The third proportional to 81,211,652.50 and 175,367,034 is: 378,684,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,211,652.50 : 175,367,034 = 175,367,034 : x
  2. Step 2: Convert to fraction form
    81,211,652.50/175,367,034 = 175,367,034/x
  3. Step 3: Cross multiply
    81,211,652.50x = 175,367,034 × 175,367,034
  4. Step 4: Simplify right side
    81,211,652.50x = 30,753,596,613,957,156
  5. Step 5: Solve for x
    x = 30,753,596,613,957,156/81,211,652.50
  6. Step 6: Final answer
    x = 378,684,531.93

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.