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Finding the Fourth Proportional to 338,937.77, 467,775.59 and 195,697.57

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Solution

The fourth proportional to 338,937.77, 467,775.59 and 195,697.57 is: 270,086.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,937.77 : 467,775.59 = 195,697.57 : x
  2. Step 2: Convert to fraction form
    338,937.77/467,775.59 = 195,697.57/x
  3. Step 3: Cross multiply
    338,937.77x = 467,775.59 × 195,697.57
  4. Step 4: Simplify right side
    338,937.77x = 91,542,545,588.12
  5. Step 5: Solve for x
    x = 91,542,545,588.12/338,937.77
  6. Step 6: Final answer
    x = 270,086.59

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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.