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Finding the Fourth Proportional to 4,410, 6,612.26 and 2,328.70

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Solution

The fourth proportional to 4,410, 6,612.26 and 2,328.70 is: 3,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410 : 6,612.26 = 2,328.70 : x
  2. Step 2: Convert to fraction form
    4,410/6,612.26 = 2,328.70/x
  3. Step 3: Cross multiply
    4,410x = 6,612.26 × 2,328.70
  4. Step 4: Simplify right side
    4,410x = 15,397,969.86
  5. Step 5: Solve for x
    x = 15,397,969.86/4,410
  6. Step 6: Final answer
    x = 3,491.60

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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.