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Finding the Fourth Proportional to 361,471.95, 498,801.92 and 200,333.79

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Solution

The fourth proportional to 361,471.95, 498,801.92 and 200,333.79 is: 276,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,471.95 : 498,801.92 = 200,333.79 : x
  2. Step 2: Convert to fraction form
    361,471.95/498,801.92 = 200,333.79/x
  3. Step 3: Cross multiply
    361,471.95x = 498,801.92 × 200,333.79
  4. Step 4: Simplify right side
    361,471.95x = 99,926,878,091.21
  5. Step 5: Solve for x
    x = 99,926,878,091.21/361,471.95
  6. Step 6: Final answer
    x = 276,444.35

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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.