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Finding the Fourth Proportional to 6,235.31, 9,353.00 and 1,618.31

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Solution

The fourth proportional to 6,235.31, 9,353.00 and 1,618.31 is: 2,427.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.31 : 9,353.00 = 1,618.31 : x
  2. Step 2: Convert to fraction form
    6,235.31/9,353.00 = 1,618.31/x
  3. Step 3: Cross multiply
    6,235.31x = 9,353.00 × 1,618.31
  4. Step 4: Simplify right side
    6,235.31x = 15,136,080.86
  5. Step 5: Solve for x
    x = 15,136,080.86/6,235.31
  6. Step 6: Final answer
    x = 2,427.48

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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.