Home / 672,195.20-1,008,001.20-222,742.40

Finding the Fourth Proportional to 672,195.20, 1,008,001.20 and 222,742.40

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Solution

The fourth proportional to 672,195.20, 1,008,001.20 and 222,742.40 is: 334,016.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,195.20 : 1,008,001.20 = 222,742.40 : x
  2. Step 2: Convert to fraction form
    672,195.20/1,008,001.20 = 222,742.40/x
  3. Step 3: Cross multiply
    672,195.20x = 1,008,001.20 × 222,742.40
  4. Step 4: Simplify right side
    672,195.20x = 224,524,606,490.88
  5. Step 5: Solve for x
    x = 224,524,606,490.88/672,195.20
  6. Step 6: Final answer
    x = 334,016.97

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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.