Home / 349,738.80-524,608.20-322,182.60

Finding the Fourth Proportional to 349,738.80, 524,608.20 and 322,182.60

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Solution

The fourth proportional to 349,738.80, 524,608.20 and 322,182.60 is: 483,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,738.80 : 524,608.20 = 322,182.60 : x
  2. Step 2: Convert to fraction form
    349,738.80/524,608.20 = 322,182.60/x
  3. Step 3: Cross multiply
    349,738.80x = 524,608.20 × 322,182.60
  4. Step 4: Simplify right side
    349,738.80x = 169,019,633,857.32
  5. Step 5: Solve for x
    x = 169,019,633,857.32/349,738.80
  6. Step 6: Final answer
    x = 483,273.90

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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.