Home / 866,252.43-1,195,435.89-479,047.73

Finding the Fourth Proportional to 866,252.43, 1,195,435.89 and 479,047.73

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Solution

The fourth proportional to 866,252.43, 1,195,435.89 and 479,047.73 is: 661,090.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,252.43 : 1,195,435.89 = 479,047.73 : x
  2. Step 2: Convert to fraction form
    866,252.43/1,195,435.89 = 479,047.73/x
  3. Step 3: Cross multiply
    866,252.43x = 1,195,435.89 × 479,047.73
  4. Step 4: Simplify right side
    866,252.43x = 572,670,843,487.85
  5. Step 5: Solve for x
    x = 572,670,843,487.85/866,252.43
  6. Step 6: Final answer
    x = 661,090.03

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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.