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Finding the Third Proportional to 125,991 and 181,534.50

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Solution

The third proportional to 125,991 and 181,534.50 is: 261,564.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,991 : 181,534.50 = 181,534.50 : x
  2. Step 2: Convert to fraction form
    125,991/181,534.50 = 181,534.50/x
  3. Step 3: Cross multiply
    125,991x = 181,534.50 × 181,534.50
  4. Step 4: Simplify right side
    125,991x = 32,954,774,690.25
  5. Step 5: Solve for x
    x = 32,954,774,690.25/125,991
  6. Step 6: Final answer
    x = 261,564.51

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.