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Finding the Third Proportional to 637,480.13 and 1,387,114.88

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Solution

The third proportional to 637,480.13 and 1,387,114.88 is: 3,018,270.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,480.13 : 1,387,114.88 = 1,387,114.88 : x
  2. Step 2: Convert to fraction form
    637,480.13/1,387,114.88 = 1,387,114.88/x
  3. Step 3: Cross multiply
    637,480.13x = 1,387,114.88 × 1,387,114.88
  4. Step 4: Simplify right side
    637,480.13x = 1,924,087,676,446.27
  5. Step 5: Solve for x
    x = 1,924,087,676,446.27/637,480.13
  6. Step 6: Final answer
    x = 3,018,270.85

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.