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Finding the Fourth Proportional to 5,955.86, 8,218.76 and 3,303.65

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Solution

The fourth proportional to 5,955.86, 8,218.76 and 3,303.65 is: 4,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.86 : 8,218.76 = 3,303.65 : x
  2. Step 2: Convert to fraction form
    5,955.86/8,218.76 = 3,303.65/x
  3. Step 3: Cross multiply
    5,955.86x = 8,218.76 × 3,303.65
  4. Step 4: Simplify right side
    5,955.86x = 27,151,910.50
  5. Step 5: Solve for x
    x = 27,151,910.50/5,955.86
  6. Step 6: Final answer
    x = 4,558.85

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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.