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Finding the Fourth Proportional to 403,702.68, 605,192.22 and 166,893.96

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Solution

The fourth proportional to 403,702.68, 605,192.22 and 166,893.96 is: 250,191.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,702.68 : 605,192.22 = 166,893.96 : x
  2. Step 2: Convert to fraction form
    403,702.68/605,192.22 = 166,893.96/x
  3. Step 3: Cross multiply
    403,702.68x = 605,192.22 × 166,893.96
  4. Step 4: Simplify right side
    403,702.68x = 101,002,926,156.99
  5. Step 5: Solve for x
    x = 101,002,926,156.99/403,702.68
  6. Step 6: Final answer
    x = 250,191.37

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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.