Home / 334,987.03-462,074.79-220,278.88

Finding the Fourth Proportional to 334,987.03, 462,074.79 and 220,278.88

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Solution

The fourth proportional to 334,987.03, 462,074.79 and 220,278.88 is: 303,848.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,987.03 : 462,074.79 = 220,278.88 : x
  2. Step 2: Convert to fraction form
    334,987.03/462,074.79 = 220,278.88/x
  3. Step 3: Cross multiply
    334,987.03x = 462,074.79 × 220,278.88
  4. Step 4: Simplify right side
    334,987.03x = 101,785,317,217.44
  5. Step 5: Solve for x
    x = 101,785,317,217.44/334,987.03
  6. Step 6: Final answer
    x = 303,848.53

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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.