Home / 376,949.30-520,181.16-204,863.18

Finding the Fourth Proportional to 376,949.30, 520,181.16 and 204,863.18

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Solution

The fourth proportional to 376,949.30, 520,181.16 and 204,863.18 is: 282,706.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,949.30 : 520,181.16 = 204,863.18 : x
  2. Step 2: Convert to fraction form
    376,949.30/520,181.16 = 204,863.18/x
  3. Step 3: Cross multiply
    376,949.30x = 520,181.16 × 204,863.18
  4. Step 4: Simplify right side
    376,949.30x = 106,565,966,613.69
  5. Step 5: Solve for x
    x = 106,565,966,613.69/376,949.30
  6. Step 6: Final answer
    x = 282,706.37

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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.