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Finding the Third Proportional to 159,726 and 239,592

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Solution

The third proportional to 159,726 and 239,592 is: 359,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,726 : 239,592 = 239,592 : x
  2. Step 2: Convert to fraction form
    159,726/239,592 = 239,592/x
  3. Step 3: Cross multiply
    159,726x = 239,592 × 239,592
  4. Step 4: Simplify right side
    159,726x = 57,404,326,464
  5. Step 5: Solve for x
    x = 57,404,326,464/159,726
  6. Step 6: Final answer
    x = 359,392.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.