Home / 837,551.34-1,256,310.81-238,516.38

Finding the Fourth Proportional to 837,551.34, 1,256,310.81 and 238,516.38

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Solution

The fourth proportional to 837,551.34, 1,256,310.81 and 238,516.38 is: 357,769.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,551.34 : 1,256,310.81 = 238,516.38 : x
  2. Step 2: Convert to fraction form
    837,551.34/1,256,310.81 = 238,516.38/x
  3. Step 3: Cross multiply
    837,551.34x = 1,256,310.81 × 238,516.38
  4. Step 4: Simplify right side
    837,551.34x = 299,650,706,556.07
  5. Step 5: Solve for x
    x = 299,650,706,556.07/837,551.34
  6. Step 6: Final answer
    x = 357,769.96

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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.