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Finding the Third Proportional to 55,651.50 and 119,943

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Solution

The third proportional to 55,651.50 and 119,943 is: 258,507.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,651.50 : 119,943 = 119,943 : x
  2. Step 2: Convert to fraction form
    55,651.50/119,943 = 119,943/x
  3. Step 3: Cross multiply
    55,651.50x = 119,943 × 119,943
  4. Step 4: Simplify right side
    55,651.50x = 14,386,323,249
  5. Step 5: Solve for x
    x = 14,386,323,249/55,651.50
  6. Step 6: Final answer
    x = 258,507.38

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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.