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Finding the Third Proportional to 117,505 and 176,518

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Solution

The third proportional to 117,505 and 176,518 is: 265,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,505 : 176,518 = 176,518 : x
  2. Step 2: Convert to fraction form
    117,505/176,518 = 176,518/x
  3. Step 3: Cross multiply
    117,505x = 176,518 × 176,518
  4. Step 4: Simplify right side
    117,505x = 31,158,604,324
  5. Step 5: Solve for x
    x = 31,158,604,324/117,505
  6. Step 6: Final answer
    x = 265,168.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.