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Finding the Third Proportional to 166,342 and 357,592

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Solution

The third proportional to 166,342 and 357,592 is: 768,729.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,342 : 357,592 = 357,592 : x
  2. Step 2: Convert to fraction form
    166,342/357,592 = 357,592/x
  3. Step 3: Cross multiply
    166,342x = 357,592 × 357,592
  4. Step 4: Simplify right side
    166,342x = 127,872,038,464
  5. Step 5: Solve for x
    x = 127,872,038,464/166,342
  6. Step 6: Final answer
    x = 768,729.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.