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Finding the Fourth Proportional to 4,756.80, 6,564.12 and 2,660.52

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Solution

The fourth proportional to 4,756.80, 6,564.12 and 2,660.52 is: 3,671.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.80 : 6,564.12 = 2,660.52 : x
  2. Step 2: Convert to fraction form
    4,756.80/6,564.12 = 2,660.52/x
  3. Step 3: Cross multiply
    4,756.80x = 6,564.12 × 2,660.52
  4. Step 4: Simplify right side
    4,756.80x = 17,463,972.54
  5. Step 5: Solve for x
    x = 17,463,972.54/4,756.80
  6. Step 6: Final answer
    x = 3,671.37

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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.