Home / 437,716.20-656,595.90-227,764.20

Finding the Fourth Proportional to 437,716.20, 656,595.90 and 227,764.20

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Solution

The fourth proportional to 437,716.20, 656,595.90 and 227,764.20 is: 341,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,716.20 : 656,595.90 = 227,764.20 : x
  2. Step 2: Convert to fraction form
    437,716.20/656,595.90 = 227,764.20/x
  3. Step 3: Cross multiply
    437,716.20x = 656,595.90 × 227,764.20
  4. Step 4: Simplify right side
    437,716.20x = 149,549,039,886.78
  5. Step 5: Solve for x
    x = 149,549,039,886.78/437,716.20
  6. Step 6: Final answer
    x = 341,657.54

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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.