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Finding the Third Proportional to 52,646,788 and 81,359,958

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Solution

The third proportional to 52,646,788 and 81,359,958 is: 125,733,079.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,646,788 : 81,359,958 = 81,359,958 : x
  2. Step 2: Convert to fraction form
    52,646,788/81,359,958 = 81,359,958/x
  3. Step 3: Cross multiply
    52,646,788x = 81,359,958 × 81,359,958
  4. Step 4: Simplify right side
    52,646,788x = 6,619,442,765,761,764
  5. Step 5: Solve for x
    x = 6,619,442,765,761,764/52,646,788
  6. Step 6: Final answer
    x = 125,733,079.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.