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Finding the Fourth Proportional to 6,875.60, 10,317.60 and 2,496.11

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Solution

The fourth proportional to 6,875.60, 10,317.60 and 2,496.11 is: 3,745.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.60 : 10,317.60 = 2,496.11 : x
  2. Step 2: Convert to fraction form
    6,875.60/10,317.60 = 2,496.11/x
  3. Step 3: Cross multiply
    6,875.60x = 10,317.60 × 2,496.11
  4. Step 4: Simplify right side
    6,875.60x = 25,753,812.95
  5. Step 5: Solve for x
    x = 25,753,812.95/6,875.60
  6. Step 6: Final answer
    x = 3,745.68

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1.5x scale

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.