Home / 694,719.93-958,409.19-408,110.73

Finding the Fourth Proportional to 694,719.93, 958,409.19 and 408,110.73

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Solution

The fourth proportional to 694,719.93, 958,409.19 and 408,110.73 is: 563,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,719.93 : 958,409.19 = 408,110.73 : x
  2. Step 2: Convert to fraction form
    694,719.93/958,409.19 = 408,110.73/x
  3. Step 3: Cross multiply
    694,719.93x = 958,409.19 × 408,110.73
  4. Step 4: Simplify right side
    694,719.93x = 391,137,074,169.61
  5. Step 5: Solve for x
    x = 391,137,074,169.61/694,719.93
  6. Step 6: Final answer
    x = 563,014.04

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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.