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Finding the Fourth Proportional to 262,264.02, 361,923.78 and 147,542.73

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Solution

The fourth proportional to 262,264.02, 361,923.78 and 147,542.73 is: 203,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,264.02 : 361,923.78 = 147,542.73 : x
  2. Step 2: Convert to fraction form
    262,264.02/361,923.78 = 147,542.73/x
  3. Step 3: Cross multiply
    262,264.02x = 361,923.78 × 147,542.73
  4. Step 4: Simplify right side
    262,264.02x = 53,399,222,553.12
  5. Step 5: Solve for x
    x = 53,399,222,553.12/262,264.02
  6. Step 6: Final answer
    x = 203,608.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.