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Finding the Third Proportional to 102,972 and 240,560

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Solution

The third proportional to 102,972 and 240,560 is: 561,988.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,972 : 240,560 = 240,560 : x
  2. Step 2: Convert to fraction form
    102,972/240,560 = 240,560/x
  3. Step 3: Cross multiply
    102,972x = 240,560 × 240,560
  4. Step 4: Simplify right side
    102,972x = 57,869,113,600
  5. Step 5: Solve for x
    x = 57,869,113,600/102,972
  6. Step 6: Final answer
    x = 561,988.83

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.