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Finding the Third Proportional to 852.63 and 1,887.25

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Solution

The third proportional to 852.63 and 1,887.25 is: 4,177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    852.63 : 1,887.25 = 1,887.25 : x
  2. Step 2: Convert to fraction form
    852.63/1,887.25 = 1,887.25/x
  3. Step 3: Cross multiply
    852.63x = 1,887.25 × 1,887.25
  4. Step 4: Simplify right side
    852.63x = 3,561,712.56
  5. Step 5: Solve for x
    x = 3,561,712.56/852.63
  6. Step 6: Final answer
    x = 4,177.35

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.