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Finding the Third Proportional to 115,570.50 and 248,637

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Solution

The third proportional to 115,570.50 and 248,637 is: 534,914.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,570.50 : 248,637 = 248,637 : x
  2. Step 2: Convert to fraction form
    115,570.50/248,637 = 248,637/x
  3. Step 3: Cross multiply
    115,570.50x = 248,637 × 248,637
  4. Step 4: Simplify right side
    115,570.50x = 61,820,357,769
  5. Step 5: Solve for x
    x = 61,820,357,769/115,570.50
  6. Step 6: Final answer
    x = 534,914.69

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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.