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Finding the Fourth Proportional to 2,246.84, 3,369.72 and 1,076.12

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Solution

The fourth proportional to 2,246.84, 3,369.72 and 1,076.12 is: 1,613.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.84 : 3,369.72 = 1,076.12 : x
  2. Step 2: Convert to fraction form
    2,246.84/3,369.72 = 1,076.12/x
  3. Step 3: Cross multiply
    2,246.84x = 3,369.72 × 1,076.12
  4. Step 4: Simplify right side
    2,246.84x = 3,626,223.09
  5. Step 5: Solve for x
    x = 3,626,223.09/2,246.84
  6. Step 6: Final answer
    x = 1,613.92

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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.