Home / 826,310.50-1,239,673.11-235,334.50

Finding the Fourth Proportional to 826,310.50, 1,239,673.11 and 235,334.50

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Solution

The fourth proportional to 826,310.50, 1,239,673.11 and 235,334.50 is: 353,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,310.50 : 1,239,673.11 = 235,334.50 : x
  2. Step 2: Convert to fraction form
    826,310.50/1,239,673.11 = 235,334.50/x
  3. Step 3: Cross multiply
    826,310.50x = 1,239,673.11 × 235,334.50
  4. Step 4: Simplify right side
    826,310.50x = 291,737,851,505.30
  5. Step 5: Solve for x
    x = 291,737,851,505.30/826,310.50
  6. Step 6: Final answer
    x = 353,060.81

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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.