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Finding the Third Proportional to 46,386 and 108,378

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Solution

The third proportional to 46,386 and 108,378 is: 253,218.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,386 : 108,378 = 108,378 : x
  2. Step 2: Convert to fraction form
    46,386/108,378 = 108,378/x
  3. Step 3: Cross multiply
    46,386x = 108,378 × 108,378
  4. Step 4: Simplify right side
    46,386x = 11,745,790,884
  5. Step 5: Solve for x
    x = 11,745,790,884/46,386
  6. Step 6: Final answer
    x = 253,218.45

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.