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Finding the Fourth Proportional to 223,385.04, 334,990.08 and 83,067.12

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Solution

The fourth proportional to 223,385.04, 334,990.08 and 83,067.12 is: 124,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,385.04 : 334,990.08 = 83,067.12 : x
  2. Step 2: Convert to fraction form
    223,385.04/334,990.08 = 83,067.12/x
  3. Step 3: Cross multiply
    223,385.04x = 334,990.08 × 83,067.12
  4. Step 4: Simplify right side
    223,385.04x = 27,826,661,174.17
  5. Step 5: Solve for x
    x = 27,826,661,174.17/223,385.04
  6. Step 6: Final answer
    x = 124,568.15

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1.5x scale

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.