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Finding the Fourth Proportional to 6,981.22, 9,635.78 and 4,293.10

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Solution

The fourth proportional to 6,981.22, 9,635.78 and 4,293.10 is: 5,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.22 : 9,635.78 = 4,293.10 : x
  2. Step 2: Convert to fraction form
    6,981.22/9,635.78 = 4,293.10/x
  3. Step 3: Cross multiply
    6,981.22x = 9,635.78 × 4,293.10
  4. Step 4: Simplify right side
    6,981.22x = 41,367,353.76
  5. Step 5: Solve for x
    x = 41,367,353.76/6,981.22
  6. Step 6: Final answer
    x = 5,925.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.