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Finding the Fourth Proportional to 6,236.76, 9,353.56 and 1,853.20

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Solution

The fourth proportional to 6,236.76, 9,353.56 and 1,853.20 is: 2,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236.76 : 9,353.56 = 1,853.20 : x
  2. Step 2: Convert to fraction form
    6,236.76/9,353.56 = 1,853.20/x
  3. Step 3: Cross multiply
    6,236.76x = 9,353.56 × 1,853.20
  4. Step 4: Simplify right side
    6,236.76x = 17,334,017.39
  5. Step 5: Solve for x
    x = 17,334,017.39/6,236.76
  6. Step 6: Final answer
    x = 2,779.33

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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.