Home / 358,582.35-494,845.45-205,626.30

Finding the Fourth Proportional to 358,582.35, 494,845.45 and 205,626.30

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Solution

The fourth proportional to 358,582.35, 494,845.45 and 205,626.30 is: 283,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,582.35 : 494,845.45 = 205,626.30 : x
  2. Step 2: Convert to fraction form
    358,582.35/494,845.45 = 205,626.30/x
  3. Step 3: Cross multiply
    358,582.35x = 494,845.45 × 205,626.30
  4. Step 4: Simplify right side
    358,582.35x = 101,753,239,369.10
  5. Step 5: Solve for x
    x = 101,753,239,369.10/358,582.35
  6. Step 6: Final answer
    x = 283,765.33

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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.