Home / 672,219.20-1,008,037.20-222,766.40

Finding the Fourth Proportional to 672,219.20, 1,008,037.20 and 222,766.40

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Solution

The fourth proportional to 672,219.20, 1,008,037.20 and 222,766.40 is: 334,052.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,219.20 : 1,008,037.20 = 222,766.40 : x
  2. Step 2: Convert to fraction form
    672,219.20/1,008,037.20 = 222,766.40/x
  3. Step 3: Cross multiply
    672,219.20x = 1,008,037.20 × 222,766.40
  4. Step 4: Simplify right side
    672,219.20x = 224,556,818,110.08
  5. Step 5: Solve for x
    x = 224,556,818,110.08/672,219.20
  6. Step 6: Final answer
    x = 334,052.97

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.