Home / 863,732.66-1,192,333.28-557,958.13

Finding the Fourth Proportional to 863,732.66, 1,192,333.28 and 557,958.13

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Solution

The fourth proportional to 863,732.66, 1,192,333.28 and 557,958.13 is: 770,229.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,732.66 : 1,192,333.28 = 557,958.13 : x
  2. Step 2: Convert to fraction form
    863,732.66/1,192,333.28 = 557,958.13/x
  3. Step 3: Cross multiply
    863,732.66x = 1,192,333.28 × 557,958.13
  4. Step 4: Simplify right side
    863,732.66x = 665,272,041,474.94
  5. Step 5: Solve for x
    x = 665,272,041,474.94/863,732.66
  6. Step 6: Final answer
    x = 770,229.12

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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.