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Finding the Fourth Proportional to 247,932.52, 342,132.40 and 134,754.28

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Solution

The fourth proportional to 247,932.52, 342,132.40 and 134,754.28 is: 185,953.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,932.52 : 342,132.40 = 134,754.28 : x
  2. Step 2: Convert to fraction form
    247,932.52/342,132.40 = 134,754.28/x
  3. Step 3: Cross multiply
    247,932.52x = 342,132.40 × 134,754.28
  4. Step 4: Simplify right side
    247,932.52x = 46,103,805,226.67
  5. Step 5: Solve for x
    x = 46,103,805,226.67/247,932.52
  6. Step 6: Final answer
    x = 185,953.04

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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.