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Finding the Fourth Proportional to 3,843, 5,303.52 and 2,350.76

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Solution

The fourth proportional to 3,843, 5,303.52 and 2,350.76 is: 3,244.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843 : 5,303.52 = 2,350.76 : x
  2. Step 2: Convert to fraction form
    3,843/5,303.52 = 2,350.76/x
  3. Step 3: Cross multiply
    3,843x = 5,303.52 × 2,350.76
  4. Step 4: Simplify right side
    3,843x = 12,467,302.68
  5. Step 5: Solve for x
    x = 12,467,302.68/3,843
  6. Step 6: Final answer
    x = 3,244.16

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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.