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Finding the Third Proportional to 1,029.56 and 2,223.75

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Solution

The third proportional to 1,029.56 and 2,223.75 is: 4,803.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029.56 : 2,223.75 = 2,223.75 : x
  2. Step 2: Convert to fraction form
    1,029.56/2,223.75 = 2,223.75/x
  3. Step 3: Cross multiply
    1,029.56x = 2,223.75 × 2,223.75
  4. Step 4: Simplify right side
    1,029.56x = 4,945,064.06
  5. Step 5: Solve for x
    x = 4,945,064.06/1,029.56
  6. Step 6: Final answer
    x = 4,803.07

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.