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Finding the Fourth Proportional to 2,501.13, 3,751.68 and 746.12

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Solution

The fourth proportional to 2,501.13, 3,751.68 and 746.12 is: 1,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.13 : 3,751.68 = 746.12 : x
  2. Step 2: Convert to fraction form
    2,501.13/3,751.68 = 746.12/x
  3. Step 3: Cross multiply
    2,501.13x = 3,751.68 × 746.12
  4. Step 4: Simplify right side
    2,501.13x = 2,799,203.48
  5. Step 5: Solve for x
    x = 2,799,203.48/2,501.13
  6. Step 6: Final answer
    x = 1,119.18

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1.5x scale

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.