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Finding the Fourth Proportional to 277,500.03, 416,249.73 and 77,849.97

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Solution

The fourth proportional to 277,500.03, 416,249.73 and 77,849.97 is: 116,774.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,500.03 : 416,249.73 = 77,849.97 : x
  2. Step 2: Convert to fraction form
    277,500.03/416,249.73 = 77,849.97/x
  3. Step 3: Cross multiply
    277,500.03x = 416,249.73 × 77,849.97
  4. Step 4: Simplify right side
    277,500.03x = 32,405,028,993.01
  5. Step 5: Solve for x
    x = 32,405,028,993.01/277,500.03
  6. Step 6: Final answer
    x = 116,774.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.