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Finding the Fourth Proportional to 542,773.84, 814,162.86 and 227,009.26

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Solution

The fourth proportional to 542,773.84, 814,162.86 and 227,009.26 is: 340,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,773.84 : 814,162.86 = 227,009.26 : x
  2. Step 2: Convert to fraction form
    542,773.84/814,162.86 = 227,009.26/x
  3. Step 3: Cross multiply
    542,773.84x = 814,162.86 × 227,009.26
  4. Step 4: Simplify right side
    542,773.84x = 184,822,508,368.08
  5. Step 5: Solve for x
    x = 184,822,508,368.08/542,773.84
  6. Step 6: Final answer
    x = 340,514.77

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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.