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Finding the Fourth Proportional to 202,325.80, 303,834.30 and 132,514.60

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Solution

The fourth proportional to 202,325.80, 303,834.30 and 132,514.60 is: 198,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,325.80 : 303,834.30 = 132,514.60 : x
  2. Step 2: Convert to fraction form
    202,325.80/303,834.30 = 132,514.60/x
  3. Step 3: Cross multiply
    202,325.80x = 303,834.30 × 132,514.60
  4. Step 4: Simplify right side
    202,325.80x = 40,262,480,730.78
  5. Step 5: Solve for x
    x = 40,262,480,730.78/202,325.80
  6. Step 6: Final answer
    x = 198,998.25

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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.