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Finding the Fourth Proportional to 5,659.66, 8,484.90 and 4,888.81

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Solution

The fourth proportional to 5,659.66, 8,484.90 and 4,888.81 is: 7,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.66 : 8,484.90 = 4,888.81 : x
  2. Step 2: Convert to fraction form
    5,659.66/8,484.90 = 4,888.81/x
  3. Step 3: Cross multiply
    5,659.66x = 8,484.90 × 4,888.81
  4. Step 4: Simplify right side
    5,659.66x = 41,481,063.97
  5. Step 5: Solve for x
    x = 41,481,063.97/5,659.66
  6. Step 6: Final answer
    x = 7,329.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.