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Finding the Fourth Proportional to 201,305.88, 277,805.62 and 110,665.66

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Solution

The fourth proportional to 201,305.88, 277,805.62 and 110,665.66 is: 152,720.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,305.88 : 277,805.62 = 110,665.66 : x
  2. Step 2: Convert to fraction form
    201,305.88/277,805.62 = 110,665.66/x
  3. Step 3: Cross multiply
    201,305.88x = 277,805.62 × 110,665.66
  4. Step 4: Simplify right side
    201,305.88x = 30,743,542,012.35
  5. Step 5: Solve for x
    x = 30,743,542,012.35/201,305.88
  6. Step 6: Final answer
    x = 152,720.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.