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Finding the Fourth Proportional to 361,552.70, 498,966.73 and 200,414.54

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Solution

The fourth proportional to 361,552.70, 498,966.73 and 200,414.54 is: 276,585.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,552.70 : 498,966.73 = 200,414.54 : x
  2. Step 2: Convert to fraction form
    361,552.70/498,966.73 = 200,414.54/x
  3. Step 3: Cross multiply
    361,552.70x = 498,966.73 × 200,414.54
  4. Step 4: Simplify right side
    361,552.70x = 100,000,184,672.38
  5. Step 5: Solve for x
    x = 100,000,184,672.38/361,552.70
  6. Step 6: Final answer
    x = 276,585.37

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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.