Home / 490,867.62-736,119.12-170,937.33

Finding the Fourth Proportional to 490,867.62, 736,119.12 and 170,937.33

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Solution

The fourth proportional to 490,867.62, 736,119.12 and 170,937.33 is: 256,342.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,867.62 : 736,119.12 = 170,937.33 : x
  2. Step 2: Convert to fraction form
    490,867.62/736,119.12 = 170,937.33/x
  3. Step 3: Cross multiply
    490,867.62x = 736,119.12 × 170,937.33
  4. Step 4: Simplify right side
    490,867.62x = 125,830,236,934.75
  5. Step 5: Solve for x
    x = 125,830,236,934.75/490,867.62
  6. Step 6: Final answer
    x = 256,342.51

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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.