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Finding the Third Proportional to 156,734 and 235,100

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Solution

The third proportional to 156,734 and 235,100 is: 352,648.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,734 : 235,100 = 235,100 : x
  2. Step 2: Convert to fraction form
    156,734/235,100 = 235,100/x
  3. Step 3: Cross multiply
    156,734x = 235,100 × 235,100
  4. Step 4: Simplify right side
    156,734x = 55,272,010,000
  5. Step 5: Solve for x
    x = 55,272,010,000/156,734
  6. Step 6: Final answer
    x = 352,648.50

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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.