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Finding the Fourth Proportional to 3,740.00, 5,610.15 and 1,660.03

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Solution

The fourth proportional to 3,740.00, 5,610.15 and 1,660.03 is: 2,490.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.00 : 5,610.15 = 1,660.03 : x
  2. Step 2: Convert to fraction form
    3,740.00/5,610.15 = 1,660.03/x
  3. Step 3: Cross multiply
    3,740.00x = 5,610.15 × 1,660.03
  4. Step 4: Simplify right side
    3,740.00x = 9,313,003.28
  5. Step 5: Solve for x
    x = 9,313,003.28/3,740.00
  6. Step 6: Final answer
    x = 2,490.11

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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.