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Finding the Fourth Proportional to 4,613.44, 6,920.10 and 1,150.70

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Solution

The fourth proportional to 4,613.44, 6,920.10 and 1,150.70 is: 1,726.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.44 : 6,920.10 = 1,150.70 : x
  2. Step 2: Convert to fraction form
    4,613.44/6,920.10 = 1,150.70/x
  3. Step 3: Cross multiply
    4,613.44x = 6,920.10 × 1,150.70
  4. Step 4: Simplify right side
    4,613.44x = 7,962,959.07
  5. Step 5: Solve for x
    x = 7,962,959.07/4,613.44
  6. Step 6: Final answer
    x = 1,726.04

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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.