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Finding the Third Proportional to 68,335 and 146,875

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Solution

The third proportional to 68,335 and 146,875 is: 315,683.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,335 : 146,875 = 146,875 : x
  2. Step 2: Convert to fraction form
    68,335/146,875 = 146,875/x
  3. Step 3: Cross multiply
    68,335x = 146,875 × 146,875
  4. Step 4: Simplify right side
    68,335x = 21,572,265,625
  5. Step 5: Solve for x
    x = 21,572,265,625/68,335
  6. Step 6: Final answer
    x = 315,683.99

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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.