Home / 542,824.30-814,236.45-227,637.10

Finding the Fourth Proportional to 542,824.30, 814,236.45 and 227,637.10

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Solution

The fourth proportional to 542,824.30, 814,236.45 and 227,637.10 is: 341,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,824.30 : 814,236.45 = 227,637.10 : x
  2. Step 2: Convert to fraction form
    542,824.30/814,236.45 = 227,637.10/x
  3. Step 3: Cross multiply
    542,824.30x = 814,236.45 × 227,637.10
  4. Step 4: Simplify right side
    542,824.30x = 185,350,424,192.30
  5. Step 5: Solve for x
    x = 185,350,424,192.30/542,824.30
  6. Step 6: Final answer
    x = 341,455.65

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Double scale
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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.