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Finding the Fourth Proportional to 233,959.76, 322,863.52 and 126,529.92

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Solution

The fourth proportional to 233,959.76, 322,863.52 and 126,529.92 is: 174,610.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,959.76 : 322,863.52 = 126,529.92 : x
  2. Step 2: Convert to fraction form
    233,959.76/322,863.52 = 126,529.92/x
  3. Step 3: Cross multiply
    233,959.76x = 322,863.52 × 126,529.92
  4. Step 4: Simplify right side
    233,959.76x = 40,851,895,356.52
  5. Step 5: Solve for x
    x = 40,851,895,356.52/233,959.76
  6. Step 6: Final answer
    x = 174,610.78

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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.