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Finding the Third Proportional to 42,798 and 92,364

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Solution

The third proportional to 42,798 and 92,364 is: 199,334.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,798 : 92,364 = 92,364 : x
  2. Step 2: Convert to fraction form
    42,798/92,364 = 92,364/x
  3. Step 3: Cross multiply
    42,798x = 92,364 × 92,364
  4. Step 4: Simplify right side
    42,798x = 8,531,108,496
  5. Step 5: Solve for x
    x = 8,531,108,496/42,798
  6. Step 6: Final answer
    x = 199,334.28

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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.