Home / 542,529.20-814,182.60-227,212.40

Finding the Fourth Proportional to 542,529.20, 814,182.60 and 227,212.40

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Solution

The fourth proportional to 542,529.20, 814,182.60 and 227,212.40 is: 340,981.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,529.20 : 814,182.60 = 227,212.40 : x
  2. Step 2: Convert to fraction form
    542,529.20/814,182.60 = 227,212.40/x
  3. Step 3: Cross multiply
    542,529.20x = 814,182.60 × 227,212.40
  4. Step 4: Simplify right side
    542,529.20x = 184,992,382,584.24
  5. Step 5: Solve for x
    x = 184,992,382,584.24/542,529.20
  6. Step 6: Final answer
    x = 340,981.43

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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.