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Finding the Fourth Proportional to 268,524.50, 370,566.52 and 147,666.62

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Solution

The fourth proportional to 268,524.50, 370,566.52 and 147,666.62 is: 203,781.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,524.50 : 370,566.52 = 147,666.62 : x
  2. Step 2: Convert to fraction form
    268,524.50/370,566.52 = 147,666.62/x
  3. Step 3: Cross multiply
    268,524.50x = 370,566.52 × 147,666.62
  4. Step 4: Simplify right side
    268,524.50x = 54,720,305,493.56
  5. Step 5: Solve for x
    x = 54,720,305,493.56/268,524.50
  6. Step 6: Final answer
    x = 203,781.43

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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.