Home / 558,912.20-838,368.30-179,832.20

Finding the Fourth Proportional to 558,912.20, 838,368.30 and 179,832.20

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Solution

The fourth proportional to 558,912.20, 838,368.30 and 179,832.20 is: 269,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,912.20 : 838,368.30 = 179,832.20 : x
  2. Step 2: Convert to fraction form
    558,912.20/838,368.30 = 179,832.20/x
  3. Step 3: Cross multiply
    558,912.20x = 838,368.30 × 179,832.20
  4. Step 4: Simplify right side
    558,912.20x = 150,765,615,799.26
  5. Step 5: Solve for x
    x = 150,765,615,799.26/558,912.20
  6. Step 6: Final answer
    x = 269,748.30

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Similar ratio
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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.