Home / 418,546.26-577,599.53-227,559.20

Finding the Fourth Proportional to 418,546.26, 577,599.53 and 227,559.20

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Solution

The fourth proportional to 418,546.26, 577,599.53 and 227,559.20 is: 314,034.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,546.26 : 577,599.53 = 227,559.20 : x
  2. Step 2: Convert to fraction form
    418,546.26/577,599.53 = 227,559.20/x
  3. Step 3: Cross multiply
    418,546.26x = 577,599.53 × 227,559.20
  4. Step 4: Simplify right side
    418,546.26x = 131,438,086,967.18
  5. Step 5: Solve for x
    x = 131,438,086,967.18/418,546.26
  6. Step 6: Final answer
    x = 314,034.79

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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.