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Finding the Fourth Proportional to 344,613.12, 516,851.54 and 327,524.22

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Solution

The fourth proportional to 344,613.12, 516,851.54 and 327,524.22 is: 491,221.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,613.12 : 516,851.54 = 327,524.22 : x
  2. Step 2: Convert to fraction form
    344,613.12/516,851.54 = 327,524.22/x
  3. Step 3: Cross multiply
    344,613.12x = 516,851.54 × 327,524.22
  4. Step 4: Simplify right side
    344,613.12x = 169,281,395,146.70
  5. Step 5: Solve for x
    x = 169,281,395,146.70/344,613.12
  6. Step 6: Final answer
    x = 491,221.56

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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.