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Finding the Third Proportional to 1,213,791 and 2,656,162.13

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Solution

The third proportional to 1,213,791 and 2,656,162.13 is: 5,812,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,791 : 2,656,162.13 = 2,656,162.13 : x
  2. Step 2: Convert to fraction form
    1,213,791/2,656,162.13 = 2,656,162.13/x
  3. Step 3: Cross multiply
    1,213,791x = 2,656,162.13 × 2,656,162.13
  4. Step 4: Simplify right side
    1,213,791x = 7,055,197,234,284.52
  5. Step 5: Solve for x
    x = 7,055,197,234,284.52/1,213,791
  6. Step 6: Final answer
    x = 5,812,530.52

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.