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Finding the Third Proportional to 1,503.56 and 2,258.19

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Solution

The third proportional to 1,503.56 and 2,258.19 is: 3,391.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503.56 : 2,258.19 = 2,258.19 : x
  2. Step 2: Convert to fraction form
    1,503.56/2,258.19 = 2,258.19/x
  3. Step 3: Cross multiply
    1,503.56x = 2,258.19 × 2,258.19
  4. Step 4: Simplify right side
    1,503.56x = 5,099,428.43
  5. Step 5: Solve for x
    x = 5,099,428.43/1,503.56
  6. Step 6: Final answer
    x = 3,391.56

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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.