Home / 481,719.62-723,242.82-245,227.16

Finding the Fourth Proportional to 481,719.62, 723,242.82 and 245,227.16

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Solution

The fourth proportional to 481,719.62, 723,242.82 and 245,227.16 is: 368,178.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,719.62 : 723,242.82 = 245,227.16 : x
  2. Step 2: Convert to fraction form
    481,719.62/723,242.82 = 245,227.16/x
  3. Step 3: Cross multiply
    481,719.62x = 723,242.82 × 245,227.16
  4. Step 4: Simplify right side
    481,719.62x = 177,358,782,738.99
  5. Step 5: Solve for x
    x = 177,358,782,738.99/481,719.62
  6. Step 6: Final answer
    x = 368,178.45

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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.