Home / 766,092.87-1,147,586.22-355,185

Finding the Fourth Proportional to 766,092.87, 1,147,586.22 and 355,185

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Solution

The fourth proportional to 766,092.87, 1,147,586.22 and 355,185 is: 532,057.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,092.87 : 1,147,586.22 = 355,185 : x
  2. Step 2: Convert to fraction form
    766,092.87/1,147,586.22 = 355,185/x
  3. Step 3: Cross multiply
    766,092.87x = 1,147,586.22 × 355,185
  4. Step 4: Simplify right side
    766,092.87x = 407,605,411,550.70
  5. Step 5: Solve for x
    x = 407,605,411,550.70/766,092.87
  6. Step 6: Final answer
    x = 532,057.44

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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.