Home / 511,107.11-704,849.40-403,933.17

Finding the Fourth Proportional to 511,107.11, 704,849.40 and 403,933.17

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Solution

The fourth proportional to 511,107.11, 704,849.40 and 403,933.17 is: 557,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,107.11 : 704,849.40 = 403,933.17 : x
  2. Step 2: Convert to fraction form
    511,107.11/704,849.40 = 403,933.17/x
  3. Step 3: Cross multiply
    511,107.11x = 704,849.40 × 403,933.17
  4. Step 4: Simplify right side
    511,107.11x = 284,712,052,514.60
  5. Step 5: Solve for x
    x = 284,712,052,514.60/511,107.11
  6. Step 6: Final answer
    x = 557,049.69

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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.