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Finding the Fourth Proportional to 267,297.81, 368,870.85 and 159,867.84

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Solution

The fourth proportional to 267,297.81, 368,870.85 and 159,867.84 is: 220,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,297.81 : 368,870.85 = 159,867.84 : x
  2. Step 2: Convert to fraction form
    267,297.81/368,870.85 = 159,867.84/x
  3. Step 3: Cross multiply
    267,297.81x = 368,870.85 × 159,867.84
  4. Step 4: Simplify right side
    267,297.81x = 58,970,586,028.46
  5. Step 5: Solve for x
    x = 58,970,586,028.46/267,297.81
  6. Step 6: Final answer
    x = 220,617.54

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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.