Home / 474,838.20-655,339.07-270,842.27

Finding the Fourth Proportional to 474,838.20, 655,339.07 and 270,842.27

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Solution

The fourth proportional to 474,838.20, 655,339.07 and 270,842.27 is: 373,797.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,838.20 : 655,339.07 = 270,842.27 : x
  2. Step 2: Convert to fraction form
    474,838.20/655,339.07 = 270,842.27/x
  3. Step 3: Cross multiply
    474,838.20x = 655,339.07 × 270,842.27
  4. Step 4: Simplify right side
    474,838.20x = 177,493,518,738.90
  5. Step 5: Solve for x
    x = 177,493,518,738.90/474,838.20
  6. Step 6: Final answer
    x = 373,797.89

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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.