Home / 338,976.40-467,671.56-193,677.92

Finding the Fourth Proportional to 338,976.40, 467,671.56 and 193,677.92

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Solution

The fourth proportional to 338,976.40, 467,671.56 and 193,677.92 is: 267,209.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,976.40 : 467,671.56 = 193,677.92 : x
  2. Step 2: Convert to fraction form
    338,976.40/467,671.56 = 193,677.92/x
  3. Step 3: Cross multiply
    338,976.40x = 467,671.56 × 193,677.92
  4. Step 4: Simplify right side
    338,976.40x = 90,577,654,983.96
  5. Step 5: Solve for x
    x = 90,577,654,983.96/338,976.40
  6. Step 6: Final answer
    x = 267,209.32

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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.