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Finding the Fourth Proportional to 2,050.67, 3,076.46 and 752.10

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Solution

The fourth proportional to 2,050.67, 3,076.46 and 752.10 is: 1,128.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050.67 : 3,076.46 = 752.10 : x
  2. Step 2: Convert to fraction form
    2,050.67/3,076.46 = 752.10/x
  3. Step 3: Cross multiply
    2,050.67x = 3,076.46 × 752.10
  4. Step 4: Simplify right side
    2,050.67x = 2,313,801.81
  5. Step 5: Solve for x
    x = 2,313,801.81/2,050.67
  6. Step 6: Final answer
    x = 1,128.32

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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.