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Finding the Fourth Proportional to 3,100.94, 4,649.59 and 1,250.54

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Solution

The fourth proportional to 3,100.94, 4,649.59 and 1,250.54 is: 1,875.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.94 : 4,649.59 = 1,250.54 : x
  2. Step 2: Convert to fraction form
    3,100.94/4,649.59 = 1,250.54/x
  3. Step 3: Cross multiply
    3,100.94x = 4,649.59 × 1,250.54
  4. Step 4: Simplify right side
    3,100.94x = 5,814,498.28
  5. Step 5: Solve for x
    x = 5,814,498.28/3,100.94
  6. Step 6: Final answer
    x = 1,875.08

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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.