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Finding the Fourth Proportional to 1,350.60, 2,026.08 and 484.92

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Solution

The fourth proportional to 1,350.60, 2,026.08 and 484.92 is: 727.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.60 : 2,026.08 = 484.92 : x
  2. Step 2: Convert to fraction form
    1,350.60/2,026.08 = 484.92/x
  3. Step 3: Cross multiply
    1,350.60x = 2,026.08 × 484.92
  4. Step 4: Simplify right side
    1,350.60x = 982,486.71
  5. Step 5: Solve for x
    x = 982,486.71/1,350.60
  6. Step 6: Final answer
    x = 727.44

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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.