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Finding the Third Proportional to 149,250.75 and 307,261.50

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Solution

The third proportional to 149,250.75 and 307,261.50 is: 632,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,250.75 : 307,261.50 = 307,261.50 : x
  2. Step 2: Convert to fraction form
    149,250.75/307,261.50 = 307,261.50/x
  3. Step 3: Cross multiply
    149,250.75x = 307,261.50 × 307,261.50
  4. Step 4: Simplify right side
    149,250.75x = 94,409,629,382.25
  5. Step 5: Solve for x
    x = 94,409,629,382.25/149,250.75
  6. Step 6: Final answer
    x = 632,557.15

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.