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Finding the Fourth Proportional to 223,599.70, 335,727.60 and 135,026.20

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Solution

The fourth proportional to 223,599.70, 335,727.60 and 135,026.20 is: 202,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,599.70 : 335,727.60 = 135,026.20 : x
  2. Step 2: Convert to fraction form
    223,599.70/335,727.60 = 135,026.20/x
  3. Step 3: Cross multiply
    223,599.70x = 335,727.60 × 135,026.20
  4. Step 4: Simplify right side
    223,599.70x = 45,332,022,063.12
  5. Step 5: Solve for x
    x = 45,332,022,063.12/223,599.70
  6. Step 6: Final answer
    x = 202,737.40

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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.