Home / 534,906.06-738,138.33-293,140.50

Finding the Fourth Proportional to 534,906.06, 738,138.33 and 293,140.50

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Solution

The fourth proportional to 534,906.06, 738,138.33 and 293,140.50 is: 404,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,906.06 : 738,138.33 = 293,140.50 : x
  2. Step 2: Convert to fraction form
    534,906.06/738,138.33 = 293,140.50/x
  3. Step 3: Cross multiply
    534,906.06x = 738,138.33 × 293,140.50
  4. Step 4: Simplify right side
    534,906.06x = 216,378,239,125.37
  5. Step 5: Solve for x
    x = 216,378,239,125.37/534,906.06
  6. Step 6: Final answer
    x = 404,516.34

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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.