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Finding the Fourth Proportional to 701,606.94, 968,217.65 and 379,316.94

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Solution

The fourth proportional to 701,606.94, 968,217.65 and 379,316.94 is: 523,457.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,606.94 : 968,217.65 = 379,316.94 : x
  2. Step 2: Convert to fraction form
    701,606.94/968,217.65 = 379,316.94/x
  3. Step 3: Cross multiply
    701,606.94x = 968,217.65 × 379,316.94
  4. Step 4: Simplify right side
    701,606.94x = 367,261,354,355.41
  5. Step 5: Solve for x
    x = 367,261,354,355.41/701,606.94
  6. Step 6: Final answer
    x = 523,457.41

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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.