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Finding the Third Proportional to 87,042,960 and 180,375,840

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Solution

The third proportional to 87,042,960 and 180,375,840 is: 373,786,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,042,960 : 180,375,840 = 180,375,840 : x
  2. Step 2: Convert to fraction form
    87,042,960/180,375,840 = 180,375,840/x
  3. Step 3: Cross multiply
    87,042,960x = 180,375,840 × 180,375,840
  4. Step 4: Simplify right side
    87,042,960x = 32,535,443,655,705,600
  5. Step 5: Solve for x
    x = 32,535,443,655,705,600/87,042,960
  6. Step 6: Final answer
    x = 373,786,043.76

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.