Home / 336,590.08-464,470.40-189,436.41

Finding the Fourth Proportional to 336,590.08, 464,470.40 and 189,436.41

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Solution

The fourth proportional to 336,590.08, 464,470.40 and 189,436.41 is: 261,408.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,590.08 : 464,470.40 = 189,436.41 : x
  2. Step 2: Convert to fraction form
    336,590.08/464,470.40 = 189,436.41/x
  3. Step 3: Cross multiply
    336,590.08x = 464,470.40 × 189,436.41
  4. Step 4: Simplify right side
    336,590.08x = 87,987,605,600.86
  5. Step 5: Solve for x
    x = 87,987,605,600.86/336,590.08
  6. Step 6: Final answer
    x = 261,408.79

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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.