Home / 418,179.20-577,090.06-227,192.54

Finding the Fourth Proportional to 418,179.20, 577,090.06 and 227,192.54

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Solution

The fourth proportional to 418,179.20, 577,090.06 and 227,192.54 is: 313,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,179.20 : 577,090.06 = 227,192.54 : x
  2. Step 2: Convert to fraction form
    418,179.20/577,090.06 = 227,192.54/x
  3. Step 3: Cross multiply
    418,179.20x = 577,090.06 × 227,192.54
  4. Step 4: Simplify right side
    418,179.20x = 131,110,556,540.15
  5. Step 5: Solve for x
    x = 131,110,556,540.15/418,179.20
  6. Step 6: Final answer
    x = 313,527.21

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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.