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Finding the Third Proportional to 108,672,280 and 162,577,580

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Solution

The third proportional to 108,672,280 and 162,577,580 is: 243,221,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,672,280 : 162,577,580 = 162,577,580 : x
  2. Step 2: Convert to fraction form
    108,672,280/162,577,580 = 162,577,580/x
  3. Step 3: Cross multiply
    108,672,280x = 162,577,580 × 162,577,580
  4. Step 4: Simplify right side
    108,672,280x = 26,431,469,518,656,400
  5. Step 5: Solve for x
    x = 26,431,469,518,656,400/108,672,280
  6. Step 6: Final answer
    x = 243,221,818.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.