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Finding the Fourth Proportional to 2,410.33, 3,615.43 and 766.98

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Solution

The fourth proportional to 2,410.33, 3,615.43 and 766.98 is: 1,150.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,410.33 : 3,615.43 = 766.98 : x
  2. Step 2: Convert to fraction form
    2,410.33/3,615.43 = 766.98/x
  3. Step 3: Cross multiply
    2,410.33x = 3,615.43 × 766.98
  4. Step 4: Simplify right side
    2,410.33x = 2,772,942.51
  5. Step 5: Solve for x
    x = 2,772,942.51/2,410.33
  6. Step 6: Final answer
    x = 1,150.44

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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.