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Finding the Third Proportional to 559,080 and 744,872

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Solution

The third proportional to 559,080 and 744,872 is: 992,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,080 : 744,872 = 744,872 : x
  2. Step 2: Convert to fraction form
    559,080/744,872 = 744,872/x
  3. Step 3: Cross multiply
    559,080x = 744,872 × 744,872
  4. Step 4: Simplify right side
    559,080x = 554,834,296,384
  5. Step 5: Solve for x
    x = 554,834,296,384/559,080
  6. Step 6: Final answer
    x = 992,405.91

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.