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Finding the Fourth Proportional to 179,635.60, 269,453.40 and 132,396.40

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Solution

The fourth proportional to 179,635.60, 269,453.40 and 132,396.40 is: 198,594.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,635.60 : 269,453.40 = 132,396.40 : x
  2. Step 2: Convert to fraction form
    179,635.60/269,453.40 = 132,396.40/x
  3. Step 3: Cross multiply
    179,635.60x = 269,453.40 × 132,396.40
  4. Step 4: Simplify right side
    179,635.60x = 35,674,660,127.76
  5. Step 5: Solve for x
    x = 35,674,660,127.76/179,635.60
  6. Step 6: Final answer
    x = 198,594.60

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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.