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Finding the Third Proportional to 117,894 and 254,604

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Solution

The third proportional to 117,894 and 254,604 is: 549,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,894 : 254,604 = 254,604 : x
  2. Step 2: Convert to fraction form
    117,894/254,604 = 254,604/x
  3. Step 3: Cross multiply
    117,894x = 254,604 × 254,604
  4. Step 4: Simplify right side
    117,894x = 64,823,196,816
  5. Step 5: Solve for x
    x = 64,823,196,816/117,894
  6. Step 6: Final answer
    x = 549,843.05

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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.