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Finding the Third Proportional to 46,672 and 69,276

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Solution

The third proportional to 46,672 and 69,276 is: 102,827.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,672 : 69,276 = 69,276 : x
  2. Step 2: Convert to fraction form
    46,672/69,276 = 69,276/x
  3. Step 3: Cross multiply
    46,672x = 69,276 × 69,276
  4. Step 4: Simplify right side
    46,672x = 4,799,164,176
  5. Step 5: Solve for x
    x = 4,799,164,176/46,672
  6. Step 6: Final answer
    x = 102,827.48

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.