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Finding the Fourth Proportional to 5,173.01, 7,759.89 and 1,614.68

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Solution

The fourth proportional to 5,173.01, 7,759.89 and 1,614.68 is: 2,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.01 : 7,759.89 = 1,614.68 : x
  2. Step 2: Convert to fraction form
    5,173.01/7,759.89 = 1,614.68/x
  3. Step 3: Cross multiply
    5,173.01x = 7,759.89 × 1,614.68
  4. Step 4: Simplify right side
    5,173.01x = 12,529,700.39
  5. Step 5: Solve for x
    x = 12,529,700.39/5,173.01
  6. Step 6: Final answer
    x = 2,422.13

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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.