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Finding the Fourth Proportional to 404,770.56, 558,540.96 and 234,971.52

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Solution

The fourth proportional to 404,770.56, 558,540.96 and 234,971.52 is: 324,236.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,770.56 : 558,540.96 = 234,971.52 : x
  2. Step 2: Convert to fraction form
    404,770.56/558,540.96 = 234,971.52/x
  3. Step 3: Cross multiply
    404,770.56x = 558,540.96 × 234,971.52
  4. Step 4: Simplify right side
    404,770.56x = 131,241,218,353.46
  5. Step 5: Solve for x
    x = 131,241,218,353.46/404,770.56
  6. Step 6: Final answer
    x = 324,236.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.