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Finding the Fourth Proportional to 361,062.36, 498,294.10 and 199,932.40

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Solution

The fourth proportional to 361,062.36, 498,294.10 and 199,932.40 is: 275,922.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,062.36 : 498,294.10 = 199,932.40 : x
  2. Step 2: Convert to fraction form
    361,062.36/498,294.10 = 199,932.40/x
  3. Step 3: Cross multiply
    361,062.36x = 498,294.10 × 199,932.40
  4. Step 4: Simplify right side
    361,062.36x = 99,625,135,318.84
  5. Step 5: Solve for x
    x = 99,625,135,318.84/361,062.36
  6. Step 6: Final answer
    x = 275,922.24

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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.