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Finding the Third Proportional to 55,777.50 and 117,297

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Solution

The third proportional to 55,777.50 and 117,297 is: 246,669.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,777.50 : 117,297 = 117,297 : x
  2. Step 2: Convert to fraction form
    55,777.50/117,297 = 117,297/x
  3. Step 3: Cross multiply
    55,777.50x = 117,297 × 117,297
  4. Step 4: Simplify right side
    55,777.50x = 13,758,586,209
  5. Step 5: Solve for x
    x = 13,758,586,209/55,777.50
  6. Step 6: Final answer
    x = 246,669.11

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.