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Finding the Fourth Proportional to 5,964.40, 8,956.20 and 4,332.40

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Solution

The fourth proportional to 5,964.40, 8,956.20 and 4,332.40 is: 6,505.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,964.40 : 8,956.20 = 4,332.40 : x
  2. Step 2: Convert to fraction form
    5,964.40/8,956.20 = 4,332.40/x
  3. Step 3: Cross multiply
    5,964.40x = 8,956.20 × 4,332.40
  4. Step 4: Simplify right side
    5,964.40x = 38,801,840.88
  5. Step 5: Solve for x
    x = 38,801,840.88/5,964.40
  6. Step 6: Final answer
    x = 6,505.57

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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.