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Finding the Third Proportional to 109,480 and 235,846

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Solution

The third proportional to 109,480 and 235,846 is: 508,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,480 : 235,846 = 235,846 : x
  2. Step 2: Convert to fraction form
    109,480/235,846 = 235,846/x
  3. Step 3: Cross multiply
    109,480x = 235,846 × 235,846
  4. Step 4: Simplify right side
    109,480x = 55,623,335,716
  5. Step 5: Solve for x
    x = 55,623,335,716/109,480
  6. Step 6: Final answer
    x = 508,068.47

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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.