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Finding the Third Proportional to 117,738 and 254,332

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Solution

The third proportional to 117,738 and 254,332 is: 549,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,738 : 254,332 = 254,332 : x
  2. Step 2: Convert to fraction form
    117,738/254,332 = 254,332/x
  3. Step 3: Cross multiply
    117,738x = 254,332 × 254,332
  4. Step 4: Simplify right side
    117,738x = 64,684,766,224
  5. Step 5: Solve for x
    x = 64,684,766,224/117,738
  6. Step 6: Final answer
    x = 549,395.83

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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.