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Finding the Fourth Proportional to 263,803.80, 364,027.67 and 149,092.28

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Solution

The fourth proportional to 263,803.80, 364,027.67 and 149,092.28 is: 205,735.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,803.80 : 364,027.67 = 149,092.28 : x
  2. Step 2: Convert to fraction form
    263,803.80/364,027.67 = 149,092.28/x
  3. Step 3: Cross multiply
    263,803.80x = 364,027.67 × 149,092.28
  4. Step 4: Simplify right side
    263,803.80x = 54,273,712,737.79
  5. Step 5: Solve for x
    x = 54,273,712,737.79/263,803.80
  6. Step 6: Final answer
    x = 205,735.14

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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.