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Finding the Third Proportional to 29,176,872.75 and 67,539,197.25

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Solution

The third proportional to 29,176,872.75 and 67,539,197.25 is: 156,341,058.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,176,872.75 : 67,539,197.25 = 67,539,197.25 : x
  2. Step 2: Convert to fraction form
    29,176,872.75/67,539,197.25 = 67,539,197.25/x
  3. Step 3: Cross multiply
    29,176,872.75x = 67,539,197.25 × 67,539,197.25
  4. Step 4: Simplify right side
    29,176,872.75x = 4,561,543,165,174,408
  5. Step 5: Solve for x
    x = 4,561,543,165,174,408/29,176,872.75
  6. Step 6: Final answer
    x = 156,341,058.35

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.