Home / 418,049.02-576,909.30-227,065.60

Finding the Fourth Proportional to 418,049.02, 576,909.30 and 227,065.60

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Solution

The fourth proportional to 418,049.02, 576,909.30 and 227,065.60 is: 313,351.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,049.02 : 576,909.30 = 227,065.60 : x
  2. Step 2: Convert to fraction form
    418,049.02/576,909.30 = 227,065.60/x
  3. Step 3: Cross multiply
    418,049.02x = 576,909.30 × 227,065.60
  4. Step 4: Simplify right side
    418,049.02x = 130,996,256,350.08
  5. Step 5: Solve for x
    x = 130,996,256,350.08/418,049.02
  6. Step 6: Final answer
    x = 313,351.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.