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Finding the Third Proportional to 162,745.50 and 351,810

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Solution

The third proportional to 162,745.50 and 351,810 is: 760,514.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,745.50 : 351,810 = 351,810 : x
  2. Step 2: Convert to fraction form
    162,745.50/351,810 = 351,810/x
  3. Step 3: Cross multiply
    162,745.50x = 351,810 × 351,810
  4. Step 4: Simplify right side
    162,745.50x = 123,770,276,100
  5. Step 5: Solve for x
    x = 123,770,276,100/162,745.50
  6. Step 6: Final answer
    x = 760,514.28

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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.