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Finding the Fourth Proportional to 361,062.87, 498,226.52 and 199,877.55

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Solution

The fourth proportional to 361,062.87, 498,226.52 and 199,877.55 is: 275,808.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,062.87 : 498,226.52 = 199,877.55 : x
  2. Step 2: Convert to fraction form
    361,062.87/498,226.52 = 199,877.55/x
  3. Step 3: Cross multiply
    361,062.87x = 498,226.52 × 199,877.55
  4. Step 4: Simplify right side
    361,062.87x = 99,584,296,662.32
  5. Step 5: Solve for x
    x = 99,584,296,662.32/361,062.87
  6. Step 6: Final answer
    x = 275,808.74

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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.