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Finding the Fourth Proportional to 543,524.58, 815,023.53 and 227,896.74

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Solution

The fourth proportional to 543,524.58, 815,023.53 and 227,896.74 is: 341,734.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,524.58 : 815,023.53 = 227,896.74 : x
  2. Step 2: Convert to fraction form
    543,524.58/815,023.53 = 227,896.74/x
  3. Step 3: Cross multiply
    543,524.58x = 815,023.53 × 227,896.74
  4. Step 4: Simplify right side
    543,524.58x = 185,741,205,510.29
  5. Step 5: Solve for x
    x = 185,741,205,510.29/543,524.58
  6. Step 6: Final answer
    x = 341,734.69

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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.