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Finding the Fourth Proportional to 2,496.84, 3,744.36 and 741.32

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Solution

The fourth proportional to 2,496.84, 3,744.36 and 741.32 is: 1,111.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,496.84 : 3,744.36 = 741.32 : x
  2. Step 2: Convert to fraction form
    2,496.84/3,744.36 = 741.32/x
  3. Step 3: Cross multiply
    2,496.84x = 3,744.36 × 741.32
  4. Step 4: Simplify right side
    2,496.84x = 2,775,768.96
  5. Step 5: Solve for x
    x = 2,775,768.96/2,496.84
  6. Step 6: Final answer
    x = 1,111.71

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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.