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Finding the Fourth Proportional to 608,614.60, 913,008.30 and 187,846.60

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Solution

The fourth proportional to 608,614.60, 913,008.30 and 187,846.60 is: 281,796.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,614.60 : 913,008.30 = 187,846.60 : x
  2. Step 2: Convert to fraction form
    608,614.60/913,008.30 = 187,846.60/x
  3. Step 3: Cross multiply
    608,614.60x = 913,008.30 × 187,846.60
  4. Step 4: Simplify right side
    608,614.60x = 171,505,504,926.78
  5. Step 5: Solve for x
    x = 171,505,504,926.78/608,614.60
  6. Step 6: Final answer
    x = 281,796.57

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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.