Home / 364,923.50-503,593.40-203,778.65

Finding the Fourth Proportional to 364,923.50, 503,593.40 and 203,778.65

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Solution

The fourth proportional to 364,923.50, 503,593.40 and 203,778.65 is: 281,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,923.50 : 503,593.40 = 203,778.65 : x
  2. Step 2: Convert to fraction form
    364,923.50/503,593.40 = 203,778.65/x
  3. Step 3: Cross multiply
    364,923.50x = 503,593.40 × 203,778.65
  4. Step 4: Simplify right side
    364,923.50x = 102,621,584,969.34
  5. Step 5: Solve for x
    x = 102,621,584,969.34/364,923.50
  6. Step 6: Final answer
    x = 281,213.97

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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.