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Finding the Fourth Proportional to 422,534.92, 583,114.28 and 241,276.36

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Solution

The fourth proportional to 422,534.92, 583,114.28 and 241,276.36 is: 332,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,534.92 : 583,114.28 = 241,276.36 : x
  2. Step 2: Convert to fraction form
    422,534.92/583,114.28 = 241,276.36/x
  3. Step 3: Cross multiply
    422,534.92x = 583,114.28 × 241,276.36
  4. Step 4: Simplify right side
    422,534.92x = 140,691,690,942.42
  5. Step 5: Solve for x
    x = 140,691,690,942.42/422,534.92
  6. Step 6: Final answer
    x = 332,970.56

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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.