Home / 361,260.24-498,543.12-200,117.76

Finding the Fourth Proportional to 361,260.24, 498,543.12 and 200,117.76

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Solution

The fourth proportional to 361,260.24, 498,543.12 and 200,117.76 is: 276,164.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,260.24 : 498,543.12 = 200,117.76 : x
  2. Step 2: Convert to fraction form
    361,260.24/498,543.12 = 200,117.76/x
  3. Step 3: Cross multiply
    361,260.24x = 498,543.12 × 200,117.76
  4. Step 4: Simplify right side
    361,260.24x = 99,767,332,437.81
  5. Step 5: Solve for x
    x = 99,767,332,437.81/361,260.24
  6. Step 6: Final answer
    x = 276,164.72

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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.