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Finding the Third Proportional to 79,761,400.50 and 173,135,508

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Solution

The third proportional to 79,761,400.50 and 173,135,508 is: 375,819,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,761,400.50 : 173,135,508 = 173,135,508 : x
  2. Step 2: Convert to fraction form
    79,761,400.50/173,135,508 = 173,135,508/x
  3. Step 3: Cross multiply
    79,761,400.50x = 173,135,508 × 173,135,508
  4. Step 4: Simplify right side
    79,761,400.50x = 29,975,904,130,418,064
  5. Step 5: Solve for x
    x = 29,975,904,130,418,064/79,761,400.50
  6. Step 6: Final answer
    x = 375,819,681.48

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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.