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Finding the Fourth Proportional to 6,487.23, 8,952.03 and 3,654.75

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Solution

The fourth proportional to 6,487.23, 8,952.03 and 3,654.75 is: 5,043.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487.23 : 8,952.03 = 3,654.75 : x
  2. Step 2: Convert to fraction form
    6,487.23/8,952.03 = 3,654.75/x
  3. Step 3: Cross multiply
    6,487.23x = 8,952.03 × 3,654.75
  4. Step 4: Simplify right side
    6,487.23x = 32,717,431.64
  5. Step 5: Solve for x
    x = 32,717,431.64/6,487.23
  6. Step 6: Final answer
    x = 5,043.36

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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.