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Finding the Third Proportional to 461,964 and 691,062

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Solution

The third proportional to 461,964 and 691,062 is: 1,033,774.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,964 : 691,062 = 691,062 : x
  2. Step 2: Convert to fraction form
    461,964/691,062 = 691,062/x
  3. Step 3: Cross multiply
    461,964x = 691,062 × 691,062
  4. Step 4: Simplify right side
    461,964x = 477,566,687,844
  5. Step 5: Solve for x
    x = 477,566,687,844/461,964
  6. Step 6: Final answer
    x = 1,033,774.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.