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Finding the Third Proportional to 169,776 and 258,552

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Solution

The third proportional to 169,776 and 258,552 is: 393,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,776 : 258,552 = 258,552 : x
  2. Step 2: Convert to fraction form
    169,776/258,552 = 258,552/x
  3. Step 3: Cross multiply
    169,776x = 258,552 × 258,552
  4. Step 4: Simplify right side
    169,776x = 66,849,136,704
  5. Step 5: Solve for x
    x = 66,849,136,704/169,776
  6. Step 6: Final answer
    x = 393,749.04

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.