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Finding the Fourth Proportional to 2,374.99, 3,563.06 and 731.57

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Solution

The fourth proportional to 2,374.99, 3,563.06 and 731.57 is: 1,097.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.99 : 3,563.06 = 731.57 : x
  2. Step 2: Convert to fraction form
    2,374.99/3,563.06 = 731.57/x
  3. Step 3: Cross multiply
    2,374.99x = 3,563.06 × 731.57
  4. Step 4: Simplify right side
    2,374.99x = 2,606,606.33
  5. Step 5: Solve for x
    x = 2,606,606.33/2,374.99
  6. Step 6: Final answer
    x = 1,097.52

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Why These Related Problems?

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