Home / 937,206.38-1,405,826.86-338,212.46

Finding the Fourth Proportional to 937,206.38, 1,405,826.86 and 338,212.46

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Solution

The fourth proportional to 937,206.38, 1,405,826.86 and 338,212.46 is: 507,324.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,206.38 : 1,405,826.86 = 338,212.46 : x
  2. Step 2: Convert to fraction form
    937,206.38/1,405,826.86 = 338,212.46/x
  3. Step 3: Cross multiply
    937,206.38x = 1,405,826.86 × 338,212.46
  4. Step 4: Simplify right side
    937,206.38x = 475,468,160,654.68
  5. Step 5: Solve for x
    x = 475,468,160,654.68/937,206.38
  6. Step 6: Final answer
    x = 507,324.93

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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.