Home / 374,972.46-562,502.38-131,738.78

Finding the Fourth Proportional to 374,972.46, 562,502.38 and 131,738.78

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Solution

The fourth proportional to 374,972.46, 562,502.38 and 131,738.78 is: 197,623.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,972.46 : 562,502.38 = 131,738.78 : x
  2. Step 2: Convert to fraction form
    374,972.46/562,502.38 = 131,738.78/x
  3. Step 3: Cross multiply
    374,972.46x = 562,502.38 × 131,738.78
  4. Step 4: Simplify right side
    374,972.46x = 74,103,377,288.30
  5. Step 5: Solve for x
    x = 74,103,377,288.30/374,972.46
  6. Step 6: Final answer
    x = 197,623.52

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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.