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Finding the Third Proportional to 119,592 and 261,216

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Solution

The third proportional to 119,592 and 261,216 is: 570,554.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,592 : 261,216 = 261,216 : x
  2. Step 2: Convert to fraction form
    119,592/261,216 = 261,216/x
  3. Step 3: Cross multiply
    119,592x = 261,216 × 261,216
  4. Step 4: Simplify right side
    119,592x = 68,233,798,656
  5. Step 5: Solve for x
    x = 68,233,798,656/119,592
  6. Step 6: Final answer
    x = 570,554.88

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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.