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Finding the Fourth Proportional to 1,401.83, 2,101.97 and 650.52

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Solution

The fourth proportional to 1,401.83, 2,101.97 and 650.52 is: 975.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401.83 : 2,101.97 = 650.52 : x
  2. Step 2: Convert to fraction form
    1,401.83/2,101.97 = 650.52/x
  3. Step 3: Cross multiply
    1,401.83x = 2,101.97 × 650.52
  4. Step 4: Simplify right side
    1,401.83x = 1,367,373.52
  5. Step 5: Solve for x
    x = 1,367,373.52/1,401.83
  6. Step 6: Final answer
    x = 975.42

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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.