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Finding the Fourth Proportional to 5,958.63, 8,222.58 and 3,305.86

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Solution

The fourth proportional to 5,958.63, 8,222.58 and 3,305.86 is: 4,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.63 : 8,222.58 = 3,305.86 : x
  2. Step 2: Convert to fraction form
    5,958.63/8,222.58 = 3,305.86/x
  3. Step 3: Cross multiply
    5,958.63x = 8,222.58 × 3,305.86
  4. Step 4: Simplify right side
    5,958.63x = 27,182,698.32
  5. Step 5: Solve for x
    x = 27,182,698.32/5,958.63
  6. Step 6: Final answer
    x = 4,561.90

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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.