Home / 361,490.06-498,856.30-200,369.36

Finding the Fourth Proportional to 361,490.06, 498,856.30 and 200,369.36

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Solution

The fourth proportional to 361,490.06, 498,856.30 and 200,369.36 is: 276,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,490.06 : 498,856.30 = 200,369.36 : x
  2. Step 2: Convert to fraction form
    361,490.06/498,856.30 = 200,369.36/x
  3. Step 3: Cross multiply
    361,490.06x = 498,856.30 × 200,369.36
  4. Step 4: Simplify right side
    361,490.06x = 99,955,517,562.97
  5. Step 5: Solve for x
    x = 99,955,517,562.97/361,490.06
  6. Step 6: Final answer
    x = 276,509.73

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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.