Home / 763,297.20-1,145,470.50-264,661.20

Finding the Fourth Proportional to 763,297.20, 1,145,470.50 and 264,661.20

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Solution

The fourth proportional to 763,297.20, 1,145,470.50 and 264,661.20 is: 397,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,297.20 : 1,145,470.50 = 264,661.20 : x
  2. Step 2: Convert to fraction form
    763,297.20/1,145,470.50 = 264,661.20/x
  3. Step 3: Cross multiply
    763,297.20x = 1,145,470.50 × 264,661.20
  4. Step 4: Simplify right side
    763,297.20x = 303,161,597,094.60
  5. Step 5: Solve for x
    x = 303,161,597,094.60/763,297.20
  6. Step 6: Final answer
    x = 397,173.73

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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.