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Finding the Fourth Proportional to 2,889.32, 4,329.82 and 2,237

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Solution

The fourth proportional to 2,889.32, 4,329.82 and 2,237 is: 3,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.32 : 4,329.82 = 2,237 : x
  2. Step 2: Convert to fraction form
    2,889.32/4,329.82 = 2,237/x
  3. Step 3: Cross multiply
    2,889.32x = 4,329.82 × 2,237
  4. Step 4: Simplify right side
    2,889.32x = 9,685,807.34
  5. Step 5: Solve for x
    x = 9,685,807.34/2,889.32
  6. Step 6: Final answer
    x = 3,352.28

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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.