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Finding the Fourth Proportional to 265,500.80, 397,099.20 and 237,622.40

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Solution

The fourth proportional to 265,500.80, 397,099.20 and 237,622.40 is: 355,402.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,500.80 : 397,099.20 = 237,622.40 : x
  2. Step 2: Convert to fraction form
    265,500.80/397,099.20 = 237,622.40/x
  3. Step 3: Cross multiply
    265,500.80x = 397,099.20 × 237,622.40
  4. Step 4: Simplify right side
    265,500.80x = 94,359,664,942.08
  5. Step 5: Solve for x
    x = 94,359,664,942.08/265,500.80
  6. Step 6: Final answer
    x = 355,402.56

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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.