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Finding the Third Proportional to 117,160.75 and 177,384.50

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Solution

The third proportional to 117,160.75 and 177,384.50 is: 268,564.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,160.75 : 177,384.50 = 177,384.50 : x
  2. Step 2: Convert to fraction form
    117,160.75/177,384.50 = 177,384.50/x
  3. Step 3: Cross multiply
    117,160.75x = 177,384.50 × 177,384.50
  4. Step 4: Simplify right side
    117,160.75x = 31,465,260,840.25
  5. Step 5: Solve for x
    x = 31,465,260,840.25/117,160.75
  6. Step 6: Final answer
    x = 268,564.86

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.