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Finding the Fourth Proportional to 542,326.56, 748,157.52 and 341,233.44

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Solution

The fourth proportional to 542,326.56, 748,157.52 and 341,233.44 is: 470,742.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,326.56 : 748,157.52 = 341,233.44 : x
  2. Step 2: Convert to fraction form
    542,326.56/748,157.52 = 341,233.44/x
  3. Step 3: Cross multiply
    542,326.56x = 748,157.52 × 341,233.44
  4. Step 4: Simplify right side
    542,326.56x = 255,296,364,211.47
  5. Step 5: Solve for x
    x = 255,296,364,211.47/542,326.56
  6. Step 6: Final answer
    x = 470,742.88

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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.