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Finding the Fourth Proportional to 6,585, 9,856.18 and 3,460.56

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Solution

The fourth proportional to 6,585, 9,856.18 and 3,460.56 is: 5,179.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,585 : 9,856.18 = 3,460.56 : x
  2. Step 2: Convert to fraction form
    6,585/9,856.18 = 3,460.56/x
  3. Step 3: Cross multiply
    6,585x = 9,856.18 × 3,460.56
  4. Step 4: Simplify right side
    6,585x = 34,107,902.26
  5. Step 5: Solve for x
    x = 34,107,902.26/6,585
  6. Step 6: Final answer
    x = 5,179.64

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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.