Home / 361,479.11-498,841.16-200,358.36

Finding the Fourth Proportional to 361,479.11, 498,841.16 and 200,358.36

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Solution

The fourth proportional to 361,479.11, 498,841.16 and 200,358.36 is: 276,494.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,479.11 : 498,841.16 = 200,358.36 : x
  2. Step 2: Convert to fraction form
    361,479.11/498,841.16 = 200,358.36/x
  3. Step 3: Cross multiply
    361,479.11x = 498,841.16 × 200,358.36
  4. Step 4: Simplify right side
    361,479.11x = 99,946,995,716.31
  5. Step 5: Solve for x
    x = 99,946,995,716.31/361,479.11
  6. Step 6: Final answer
    x = 276,494.53

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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.