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Finding the Fourth Proportional to 297,507.56, 446,261.38 and 75,891.56

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Solution

The fourth proportional to 297,507.56, 446,261.38 and 75,891.56 is: 113,837.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,507.56 : 446,261.38 = 75,891.56 : x
  2. Step 2: Convert to fraction form
    297,507.56/446,261.38 = 75,891.56/x
  3. Step 3: Cross multiply
    297,507.56x = 446,261.38 × 75,891.56
  4. Step 4: Simplify right side
    297,507.56x = 33,867,472,295.95
  5. Step 5: Solve for x
    x = 33,867,472,295.95/297,507.56
  6. Step 6: Final answer
    x = 113,837.35

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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.