Home / 837,983.28-1,256,986.65-238,944.69

Finding the Fourth Proportional to 837,983.28, 1,256,986.65 and 238,944.69

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Solution

The fourth proportional to 837,983.28, 1,256,986.65 and 238,944.69 is: 358,420.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,983.28 : 1,256,986.65 = 238,944.69 : x
  2. Step 2: Convert to fraction form
    837,983.28/1,256,986.65 = 238,944.69/x
  3. Step 3: Cross multiply
    837,983.28x = 1,256,986.65 × 238,944.69
  4. Step 4: Simplify right side
    837,983.28x = 300,350,285,418.39
  5. Step 5: Solve for x
    x = 300,350,285,418.39/837,983.28
  6. Step 6: Final answer
    x = 358,420.38

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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.