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Finding the Third Proportional to 61,492 and 97,878

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Solution

The third proportional to 61,492 and 97,878 is: 155,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,492 : 97,878 = 97,878 : x
  2. Step 2: Convert to fraction form
    61,492/97,878 = 97,878/x
  3. Step 3: Cross multiply
    61,492x = 97,878 × 97,878
  4. Step 4: Simplify right side
    61,492x = 9,580,102,884
  5. Step 5: Solve for x
    x = 9,580,102,884/61,492
  6. Step 6: Final answer
    x = 155,794.30

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.