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Finding the Fourth Proportional to 526,932.53, 790,308.88 and 189,906.11

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Solution

The fourth proportional to 526,932.53, 790,308.88 and 189,906.11 is: 284,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,932.53 : 790,308.88 = 189,906.11 : x
  2. Step 2: Convert to fraction form
    526,932.53/790,308.88 = 189,906.11/x
  3. Step 3: Cross multiply
    526,932.53x = 790,308.88 × 189,906.11
  4. Step 4: Simplify right side
    526,932.53x = 150,084,485,099.26
  5. Step 5: Solve for x
    x = 150,084,485,099.26/526,932.53
  6. Step 6: Final answer
    x = 284,826.76

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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.