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Finding the Fourth Proportional to 2,501.12, 3,751.43 and 746.15

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Solution

The fourth proportional to 2,501.12, 3,751.43 and 746.15 is: 1,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.12 : 3,751.43 = 746.15 : x
  2. Step 2: Convert to fraction form
    2,501.12/3,751.43 = 746.15/x
  3. Step 3: Cross multiply
    2,501.12x = 3,751.43 × 746.15
  4. Step 4: Simplify right side
    2,501.12x = 2,799,107.01
  5. Step 5: Solve for x
    x = 2,799,107.01/2,501.12
  6. Step 6: Final answer
    x = 1,119.14

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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.