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Finding the Fourth Proportional to 350,545.68, 483,753.24 and 189,400.68

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Solution

The fourth proportional to 350,545.68, 483,753.24 and 189,400.68 is: 261,373.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,545.68 : 483,753.24 = 189,400.68 : x
  2. Step 2: Convert to fraction form
    350,545.68/483,753.24 = 189,400.68/x
  3. Step 3: Cross multiply
    350,545.68x = 483,753.24 × 189,400.68
  4. Step 4: Simplify right side
    350,545.68x = 91,623,192,608.20
  5. Step 5: Solve for x
    x = 91,623,192,608.20/350,545.68
  6. Step 6: Final answer
    x = 261,373.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.