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Finding the Fourth Proportional to 202,352.80, 303,874.80 and 132,541.60

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Solution

The fourth proportional to 202,352.80, 303,874.80 and 132,541.60 is: 199,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,352.80 : 303,874.80 = 132,541.60 : x
  2. Step 2: Convert to fraction form
    202,352.80/303,874.80 = 132,541.60/x
  3. Step 3: Cross multiply
    202,352.80x = 303,874.80 × 132,541.60
  4. Step 4: Simplify right side
    202,352.80x = 40,276,052,191.68
  5. Step 5: Solve for x
    x = 40,276,052,191.68/202,352.80
  6. Step 6: Final answer
    x = 199,038.77

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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.