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Finding the Fourth Proportional to 701,914.41, 968,641.94 and 379,624.42

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Solution

The fourth proportional to 701,914.41, 968,641.94 and 379,624.42 is: 523,881.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,914.41 : 968,641.94 = 379,624.42 : x
  2. Step 2: Convert to fraction form
    701,914.41/968,641.94 = 379,624.42/x
  3. Step 3: Cross multiply
    701,914.41x = 968,641.94 × 379,624.42
  4. Step 4: Simplify right side
    701,914.41x = 367,720,136,820.04
  5. Step 5: Solve for x
    x = 367,720,136,820.04/701,914.41
  6. Step 6: Final answer
    x = 523,881.73

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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.