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Finding the Third Proportional to 155,657 and 233,486

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Solution

The third proportional to 155,657 and 233,486 is: 350,229.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,657 : 233,486 = 233,486 : x
  2. Step 2: Convert to fraction form
    155,657/233,486 = 233,486/x
  3. Step 3: Cross multiply
    155,657x = 233,486 × 233,486
  4. Step 4: Simplify right side
    155,657x = 54,515,712,196
  5. Step 5: Solve for x
    x = 54,515,712,196/155,657
  6. Step 6: Final answer
    x = 350,229.75

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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.