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Finding the Third Proportional to 169,581.75 and 368,688

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Solution

The third proportional to 169,581.75 and 368,688 is: 801,565.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,581.75 : 368,688 = 368,688 : x
  2. Step 2: Convert to fraction form
    169,581.75/368,688 = 368,688/x
  3. Step 3: Cross multiply
    169,581.75x = 368,688 × 368,688
  4. Step 4: Simplify right side
    169,581.75x = 135,930,841,344
  5. Step 5: Solve for x
    x = 135,930,841,344/169,581.75
  6. Step 6: Final answer
    x = 801,565.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.