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Finding the Fourth Proportional to 4,321.26, 5,964.12 and 2,528.91

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Solution

The fourth proportional to 4,321.26, 5,964.12 and 2,528.91 is: 3,490.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.26 : 5,964.12 = 2,528.91 : x
  2. Step 2: Convert to fraction form
    4,321.26/5,964.12 = 2,528.91/x
  3. Step 3: Cross multiply
    4,321.26x = 5,964.12 × 2,528.91
  4. Step 4: Simplify right side
    4,321.26x = 15,082,722.71
  5. Step 5: Solve for x
    x = 15,082,722.71/4,321.26
  6. Step 6: Final answer
    x = 3,490.35

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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.