Home / 862,768.62-1,294,156.11-263,727.45

Finding the Fourth Proportional to 862,768.62, 1,294,156.11 and 263,727.45

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Solution

The fourth proportional to 862,768.62, 1,294,156.11 and 263,727.45 is: 395,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,768.62 : 1,294,156.11 = 263,727.45 : x
  2. Step 2: Convert to fraction form
    862,768.62/1,294,156.11 = 263,727.45/x
  3. Step 3: Cross multiply
    862,768.62x = 1,294,156.11 × 263,727.45
  4. Step 4: Simplify right side
    862,768.62x = 341,304,490,792.22
  5. Step 5: Solve for x
    x = 341,304,490,792.22/862,768.62
  6. Step 6: Final answer
    x = 395,592.15

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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.