Home / 414,389.35-621,522.44-114,838.70

Finding the Fourth Proportional to 414,389.35, 621,522.44 and 114,838.70

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Solution

The fourth proportional to 414,389.35, 621,522.44 and 114,838.70 is: 172,240.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,389.35 : 621,522.44 = 114,838.70 : x
  2. Step 2: Convert to fraction form
    414,389.35/621,522.44 = 114,838.70/x
  3. Step 3: Cross multiply
    414,389.35x = 621,522.44 × 114,838.70
  4. Step 4: Simplify right side
    414,389.35x = 71,374,825,348.62
  5. Step 5: Solve for x
    x = 71,374,825,348.62/414,389.35
  6. Step 6: Final answer
    x = 172,240.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.