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Finding the Fourth Proportional to 235,622.80, 353,434.20 and 182,478.70

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Solution

The fourth proportional to 235,622.80, 353,434.20 and 182,478.70 is: 273,718.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,622.80 : 353,434.20 = 182,478.70 : x
  2. Step 2: Convert to fraction form
    235,622.80/353,434.20 = 182,478.70/x
  3. Step 3: Cross multiply
    235,622.80x = 353,434.20 × 182,478.70
  4. Step 4: Simplify right side
    235,622.80x = 64,494,213,351.54
  5. Step 5: Solve for x
    x = 64,494,213,351.54/235,622.80
  6. Step 6: Final answer
    x = 273,718.05

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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.