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Finding the Third Proportional to 516,084 and 797,139

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Solution

The third proportional to 516,084 and 797,139 is: 1,231,254.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,084 : 797,139 = 797,139 : x
  2. Step 2: Convert to fraction form
    516,084/797,139 = 797,139/x
  3. Step 3: Cross multiply
    516,084x = 797,139 × 797,139
  4. Step 4: Simplify right side
    516,084x = 635,430,585,321
  5. Step 5: Solve for x
    x = 635,430,585,321/516,084
  6. Step 6: Final answer
    x = 1,231,254.19

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.