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Finding the Third Proportional to 240,870 and 524,638

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Solution

The third proportional to 240,870 and 524,638 is: 1,142,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,870 : 524,638 = 524,638 : x
  2. Step 2: Convert to fraction form
    240,870/524,638 = 524,638/x
  3. Step 3: Cross multiply
    240,870x = 524,638 × 524,638
  4. Step 4: Simplify right side
    240,870x = 275,245,031,044
  5. Step 5: Solve for x
    x = 275,245,031,044/240,870
  6. Step 6: Final answer
    x = 1,142,711.97

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.