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Finding the Fourth Proportional to 2,359.46, 3,253.28 and 2,113.58

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Solution

The fourth proportional to 2,359.46, 3,253.28 and 2,113.58 is: 2,914.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.46 : 3,253.28 = 2,113.58 : x
  2. Step 2: Convert to fraction form
    2,359.46/3,253.28 = 2,113.58/x
  3. Step 3: Cross multiply
    2,359.46x = 3,253.28 × 2,113.58
  4. Step 4: Simplify right side
    2,359.46x = 6,876,067.54
  5. Step 5: Solve for x
    x = 6,876,067.54/2,359.46
  6. Step 6: Final answer
    x = 2,914.25

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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.