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Finding the Third Proportional to 16,748,381 and 36,279,139

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Solution

The third proportional to 16,748,381 and 36,279,139 is: 78,585,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748,381 : 36,279,139 = 36,279,139 : x
  2. Step 2: Convert to fraction form
    16,748,381/36,279,139 = 36,279,139/x
  3. Step 3: Cross multiply
    16,748,381x = 36,279,139 × 36,279,139
  4. Step 4: Simplify right side
    16,748,381x = 1,316,175,926,581,321
  5. Step 5: Solve for x
    x = 1,316,175,926,581,321/16,748,381
  6. Step 6: Final answer
    x = 78,585,263.05

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.