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Finding the Third Proportional to 665,961.75 and 942,333.75

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Solution

The third proportional to 665,961.75 and 942,333.75 is: 1,333,399.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,961.75 : 942,333.75 = 942,333.75 : x
  2. Step 2: Convert to fraction form
    665,961.75/942,333.75 = 942,333.75/x
  3. Step 3: Cross multiply
    665,961.75x = 942,333.75 × 942,333.75
  4. Step 4: Simplify right side
    665,961.75x = 887,992,896,389.06
  5. Step 5: Solve for x
    x = 887,992,896,389.06/665,961.75
  6. Step 6: Final answer
    x = 1,333,399.25

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.