Home / 628,000.42-941,747.02-243,546.88

Finding the Fourth Proportional to 628,000.42, 941,747.02 and 243,546.88

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Solution

The fourth proportional to 628,000.42, 941,747.02 and 243,546.88 is: 365,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,000.42 : 941,747.02 = 243,546.88 : x
  2. Step 2: Convert to fraction form
    628,000.42/941,747.02 = 243,546.88/x
  3. Step 3: Cross multiply
    628,000.42x = 941,747.02 × 243,546.88
  4. Step 4: Simplify right side
    628,000.42x = 229,359,548,470.30
  5. Step 5: Solve for x
    x = 229,359,548,470.30/628,000.42
  6. Step 6: Final answer
    x = 365,221.97

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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.