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Finding the Third Proportional to 58,799 and 86,813

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Solution

The third proportional to 58,799 and 86,813 is: 128,173.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,799 : 86,813 = 86,813 : x
  2. Step 2: Convert to fraction form
    58,799/86,813 = 86,813/x
  3. Step 3: Cross multiply
    58,799x = 86,813 × 86,813
  4. Step 4: Simplify right side
    58,799x = 7,536,496,969
  5. Step 5: Solve for x
    x = 7,536,496,969/58,799
  6. Step 6: Final answer
    x = 128,173.90

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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.