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Finding the Fourth Proportional to 2,934.06, 4,401.60 and 960.17

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Solution

The fourth proportional to 2,934.06, 4,401.60 and 960.17 is: 1,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.06 : 4,401.60 = 960.17 : x
  2. Step 2: Convert to fraction form
    2,934.06/4,401.60 = 960.17/x
  3. Step 3: Cross multiply
    2,934.06x = 4,401.60 × 960.17
  4. Step 4: Simplify right side
    2,934.06x = 4,226,262.26
  5. Step 5: Solve for x
    x = 4,226,262.26/2,934.06
  6. Step 6: Final answer
    x = 1,440.41

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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.