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Finding the Fourth Proportional to 6,496.40, 9,734.52 and 4,845.20

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Solution

The fourth proportional to 6,496.40, 9,734.52 and 4,845.20 is: 7,260.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,496.40 : 9,734.52 = 4,845.20 : x
  2. Step 2: Convert to fraction form
    6,496.40/9,734.52 = 4,845.20/x
  3. Step 3: Cross multiply
    6,496.40x = 9,734.52 × 4,845.20
  4. Step 4: Simplify right side
    6,496.40x = 47,165,696.30
  5. Step 5: Solve for x
    x = 47,165,696.30/6,496.40
  6. Step 6: Final answer
    x = 7,260.28

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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.