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Finding the Fourth Proportional to 9,453.76, 14,182.01 and 2,879.77

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Solution

The fourth proportional to 9,453.76, 14,182.01 and 2,879.77 is: 4,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.76 : 14,182.01 = 2,879.77 : x
  2. Step 2: Convert to fraction form
    9,453.76/14,182.01 = 2,879.77/x
  3. Step 3: Cross multiply
    9,453.76x = 14,182.01 × 2,879.77
  4. Step 4: Simplify right side
    9,453.76x = 40,840,926.94
  5. Step 5: Solve for x
    x = 40,840,926.94/9,453.76
  6. Step 6: Final answer
    x = 4,320.07

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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.