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Finding the Fourth Proportional to 2,649.03, 3,655.89 and 1,470.39

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Solution

The fourth proportional to 2,649.03, 3,655.89 and 1,470.39 is: 2,029.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649.03 : 3,655.89 = 1,470.39 : x
  2. Step 2: Convert to fraction form
    2,649.03/3,655.89 = 1,470.39/x
  3. Step 3: Cross multiply
    2,649.03x = 3,655.89 × 1,470.39
  4. Step 4: Simplify right side
    2,649.03x = 5,375,584.10
  5. Step 5: Solve for x
    x = 5,375,584.10/2,649.03
  6. Step 6: Final answer
    x = 2,029.27

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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.