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Finding the Fourth Proportional to 542,900.48, 814,350.72 and 168,848.96

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Solution

The fourth proportional to 542,900.48, 814,350.72 and 168,848.96 is: 253,273.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,900.48 : 814,350.72 = 168,848.96 : x
  2. Step 2: Convert to fraction form
    542,900.48/814,350.72 = 168,848.96/x
  3. Step 3: Cross multiply
    542,900.48x = 814,350.72 × 168,848.96
  4. Step 4: Simplify right side
    542,900.48x = 137,502,272,147.25
  5. Step 5: Solve for x
    x = 137,502,272,147.25/542,900.48
  6. Step 6: Final answer
    x = 253,273.44

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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.