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Finding the Fourth Proportional to 268,046.27, 401,064.44 and 159,578.89

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Solution

The fourth proportional to 268,046.27, 401,064.44 and 159,578.89 is: 238,770.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,046.27 : 401,064.44 = 159,578.89 : x
  2. Step 2: Convert to fraction form
    268,046.27/401,064.44 = 159,578.89/x
  3. Step 3: Cross multiply
    268,046.27x = 401,064.44 × 159,578.89
  4. Step 4: Simplify right side
    268,046.27x = 64,001,415,350.46
  5. Step 5: Solve for x
    x = 64,001,415,350.46/268,046.27
  6. Step 6: Final answer
    x = 238,770.03

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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.