Home / 437,748.20-656,643.90-227,796.20

Finding the Fourth Proportional to 437,748.20, 656,643.90 and 227,796.20

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Solution

The fourth proportional to 437,748.20, 656,643.90 and 227,796.20 is: 341,705.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,748.20 : 656,643.90 = 227,796.20 : x
  2. Step 2: Convert to fraction form
    437,748.20/656,643.90 = 227,796.20/x
  3. Step 3: Cross multiply
    437,748.20x = 656,643.90 × 227,796.20
  4. Step 4: Simplify right side
    437,748.20x = 149,580,985,173.18
  5. Step 5: Solve for x
    x = 149,580,985,173.18/437,748.20
  6. Step 6: Final answer
    x = 341,705.54

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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.