Home / 672,228.20-1,008,050.70-222,775.40

Finding the Fourth Proportional to 672,228.20, 1,008,050.70 and 222,775.40

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Solution

The fourth proportional to 672,228.20, 1,008,050.70 and 222,775.40 is: 334,066.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,228.20 : 1,008,050.70 = 222,775.40 : x
  2. Step 2: Convert to fraction form
    672,228.20/1,008,050.70 = 222,775.40/x
  3. Step 3: Cross multiply
    672,228.20x = 1,008,050.70 × 222,775.40
  4. Step 4: Simplify right side
    672,228.20x = 224,568,897,912.78
  5. Step 5: Solve for x
    x = 224,568,897,912.78/672,228.20
  6. Step 6: Final answer
    x = 334,066.46

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Double scale
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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.