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Finding the Third Proportional to 676,992.38 and 1,459,780.88

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Solution

The third proportional to 676,992.38 and 1,459,780.88 is: 3,147,687.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,992.38 : 1,459,780.88 = 1,459,780.88 : x
  2. Step 2: Convert to fraction form
    676,992.38/1,459,780.88 = 1,459,780.88/x
  3. Step 3: Cross multiply
    676,992.38x = 1,459,780.88 × 1,459,780.88
  4. Step 4: Simplify right side
    676,992.38x = 2,130,960,203,015.77
  5. Step 5: Solve for x
    x = 2,130,960,203,015.77/676,992.38
  6. Step 6: Final answer
    x = 3,147,687.16

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.