Home / 535,231.70-738,629.89-293,499.85

Finding the Fourth Proportional to 535,231.70, 738,629.89 and 293,499.85

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Solution

The fourth proportional to 535,231.70, 738,629.89 and 293,499.85 is: 405,035.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,231.70 : 738,629.89 = 293,499.85 : x
  2. Step 2: Convert to fraction form
    535,231.70/738,629.89 = 293,499.85/x
  3. Step 3: Cross multiply
    535,231.70x = 738,629.89 × 293,499.85
  4. Step 4: Simplify right side
    535,231.70x = 216,787,760,453.02
  5. Step 5: Solve for x
    x = 216,787,760,453.02/535,231.70
  6. Step 6: Final answer
    x = 405,035.36

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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.