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Finding the Fourth Proportional to 225,492.22, 338,246.56 and 75,737.44

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Solution

The fourth proportional to 225,492.22, 338,246.56 and 75,737.44 is: 113,608.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,492.22 : 338,246.56 = 75,737.44 : x
  2. Step 2: Convert to fraction form
    225,492.22/338,246.56 = 75,737.44/x
  3. Step 3: Cross multiply
    225,492.22x = 338,246.56 × 75,737.44
  4. Step 4: Simplify right side
    225,492.22x = 25,617,928,543.21
  5. Step 5: Solve for x
    x = 25,617,928,543.21/225,492.22
  6. Step 6: Final answer
    x = 113,608.92

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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.