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Finding the Fourth Proportional to 3,719.60, 5,133.01 and 2,041.00

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Solution

The fourth proportional to 3,719.60, 5,133.01 and 2,041.00 is: 2,816.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.60 : 5,133.01 = 2,041.00 : x
  2. Step 2: Convert to fraction form
    3,719.60/5,133.01 = 2,041.00/x
  3. Step 3: Cross multiply
    3,719.60x = 5,133.01 × 2,041.00
  4. Step 4: Simplify right side
    3,719.60x = 10,476,455.47
  5. Step 5: Solve for x
    x = 10,476,455.47/3,719.60
  6. Step 6: Final answer
    x = 2,816.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.