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Finding the Third Proportional to 1,156,812 and 2,506,687

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Solution

The third proportional to 1,156,812 and 2,506,687 is: 5,431,720.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,812 : 2,506,687 = 2,506,687 : x
  2. Step 2: Convert to fraction form
    1,156,812/2,506,687 = 2,506,687/x
  3. Step 3: Cross multiply
    1,156,812x = 2,506,687 × 2,506,687
  4. Step 4: Simplify right side
    1,156,812x = 6,283,479,715,969
  5. Step 5: Solve for x
    x = 6,283,479,715,969/1,156,812
  6. Step 6: Final answer
    x = 5,431,720.73

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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.