Home / 417,982.88-576,816.24-226,996.32

Finding the Fourth Proportional to 417,982.88, 576,816.24 and 226,996.32

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Solution

The fourth proportional to 417,982.88, 576,816.24 and 226,996.32 is: 313,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,982.88 : 576,816.24 = 226,996.32 : x
  2. Step 2: Convert to fraction form
    417,982.88/576,816.24 = 226,996.32/x
  3. Step 3: Cross multiply
    417,982.88x = 576,816.24 × 226,996.32
  4. Step 4: Simplify right side
    417,982.88x = 130,935,163,796.24
  5. Step 5: Solve for x
    x = 130,935,163,796.24/417,982.88
  6. Step 6: Final answer
    x = 313,254.85

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1.5x scale

Why These Related Problems?

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