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Finding the Fourth Proportional to 231,594.75, 319,600.76 and 125,610.75

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Solution

The fourth proportional to 231,594.75, 319,600.76 and 125,610.75 is: 173,342.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,594.75 : 319,600.76 = 125,610.75 : x
  2. Step 2: Convert to fraction form
    231,594.75/319,600.76 = 125,610.75/x
  3. Step 3: Cross multiply
    231,594.75x = 319,600.76 × 125,610.75
  4. Step 4: Simplify right side
    231,594.75x = 40,145,290,536.12
  5. Step 5: Solve for x
    x = 40,145,290,536.12/231,594.75
  6. Step 6: Final answer
    x = 173,342.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.