Home / 358,844.85-494,873.25-261,895.14

Finding the Fourth Proportional to 358,844.85, 494,873.25 and 261,895.14

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Solution

The fourth proportional to 358,844.85, 494,873.25 and 261,895.14 is: 361,172.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,844.85 : 494,873.25 = 261,895.14 : x
  2. Step 2: Convert to fraction form
    358,844.85/494,873.25 = 261,895.14/x
  3. Step 3: Cross multiply
    358,844.85x = 494,873.25 × 261,895.14
  4. Step 4: Simplify right side
    358,844.85x = 129,604,899,091.01
  5. Step 5: Solve for x
    x = 129,604,899,091.01/358,844.85
  6. Step 6: Final answer
    x = 361,172.52

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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.