Home / 856,522.88-1,181,986.26-474,542

Finding the Fourth Proportional to 856,522.88, 1,181,986.26 and 474,542

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Solution

The fourth proportional to 856,522.88, 1,181,986.26 and 474,542 is: 654,859.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,522.88 : 1,181,986.26 = 474,542 : x
  2. Step 2: Convert to fraction form
    856,522.88/1,181,986.26 = 474,542/x
  3. Step 3: Cross multiply
    856,522.88x = 1,181,986.26 × 474,542
  4. Step 4: Simplify right side
    856,522.88x = 560,902,123,792.92
  5. Step 5: Solve for x
    x = 560,902,123,792.92/856,522.88
  6. Step 6: Final answer
    x = 654,859.48

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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.