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Finding the Third Proportional to 109,634 and 235,894

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Solution

The third proportional to 109,634 and 235,894 is: 507,561.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,634 : 235,894 = 235,894 : x
  2. Step 2: Convert to fraction form
    109,634/235,894 = 235,894/x
  3. Step 3: Cross multiply
    109,634x = 235,894 × 235,894
  4. Step 4: Simplify right side
    109,634x = 55,645,979,236
  5. Step 5: Solve for x
    x = 55,645,979,236/109,634
  6. Step 6: Final answer
    x = 507,561.33

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.