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Finding the Fourth Proportional to 7,887.56, 10,884.71 and 4,350.69

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Solution

The fourth proportional to 7,887.56, 10,884.71 and 4,350.69 is: 6,003.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.56 : 10,884.71 = 4,350.69 : x
  2. Step 2: Convert to fraction form
    7,887.56/10,884.71 = 4,350.69/x
  3. Step 3: Cross multiply
    7,887.56x = 10,884.71 × 4,350.69
  4. Step 4: Simplify right side
    7,887.56x = 47,356,009.83
  5. Step 5: Solve for x
    x = 47,356,009.83/7,887.56
  6. Step 6: Final answer
    x = 6,003.89

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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.