Home / 481,997.48-722,285.78-268,471.45

Finding the Fourth Proportional to 481,997.48, 722,285.78 and 268,471.45

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Solution

The fourth proportional to 481,997.48, 722,285.78 and 268,471.45 is: 402,311.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,997.48 : 722,285.78 = 268,471.45 : x
  2. Step 2: Convert to fraction form
    481,997.48/722,285.78 = 268,471.45/x
  3. Step 3: Cross multiply
    481,997.48x = 722,285.78 × 268,471.45
  4. Step 4: Simplify right side
    481,997.48x = 193,913,110,670.98
  5. Step 5: Solve for x
    x = 193,913,110,670.98/481,997.48
  6. Step 6: Final answer
    x = 402,311.46

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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.