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Finding the Fourth Proportional to 526,192.92, 789,201.48 and 189,164.88

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Solution

The fourth proportional to 526,192.92, 789,201.48 and 189,164.88 is: 283,715.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,192.92 : 789,201.48 = 189,164.88 : x
  2. Step 2: Convert to fraction form
    526,192.92/789,201.48 = 189,164.88/x
  3. Step 3: Cross multiply
    526,192.92x = 789,201.48 × 189,164.88
  4. Step 4: Simplify right side
    526,192.92x = 149,289,203,260.02
  5. Step 5: Solve for x
    x = 149,289,203,260.02/526,192.92
  6. Step 6: Final answer
    x = 283,715.72

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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.