Home / 293,135.94-440,442-186,568.89

Finding the Fourth Proportional to 293,135.94, 440,442 and 186,568.89

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Solution

The fourth proportional to 293,135.94, 440,442 and 186,568.89 is: 280,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,135.94 : 440,442 = 186,568.89 : x
  2. Step 2: Convert to fraction form
    293,135.94/440,442 = 186,568.89/x
  3. Step 3: Cross multiply
    293,135.94x = 440,442 × 186,568.89
  4. Step 4: Simplify right side
    293,135.94x = 82,172,775,049.38
  5. Step 5: Solve for x
    x = 82,172,775,049.38/293,135.94
  6. Step 6: Final answer
    x = 280,323.10

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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.