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Finding the Fourth Proportional to 6,918.68, 9,547.96 and 4,267.84

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Solution

The fourth proportional to 6,918.68, 9,547.96 and 4,267.84 is: 5,889.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.68 : 9,547.96 = 4,267.84 : x
  2. Step 2: Convert to fraction form
    6,918.68/9,547.96 = 4,267.84/x
  3. Step 3: Cross multiply
    6,918.68x = 9,547.96 × 4,267.84
  4. Step 4: Simplify right side
    6,918.68x = 40,749,165.61
  5. Step 5: Solve for x
    x = 40,749,165.61/6,918.68
  6. Step 6: Final answer
    x = 5,889.73

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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.