Home / 694,038.62-957,775.85-403,719.85

Finding the Fourth Proportional to 694,038.62, 957,775.85 and 403,719.85

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Solution

The fourth proportional to 694,038.62, 957,775.85 and 403,719.85 is: 557,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,038.62 : 957,775.85 = 403,719.85 : x
  2. Step 2: Convert to fraction form
    694,038.62/957,775.85 = 403,719.85/x
  3. Step 3: Cross multiply
    694,038.62x = 957,775.85 × 403,719.85
  4. Step 4: Simplify right side
    694,038.62x = 386,673,122,495.62
  5. Step 5: Solve for x
    x = 386,673,122,495.62/694,038.62
  6. Step 6: Final answer
    x = 557,134.88

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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.