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Finding the Fourth Proportional to 701,615.97, 968,232.39 and 379,328.36

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Solution

The fourth proportional to 701,615.97, 968,232.39 and 379,328.36 is: 523,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,615.97 : 968,232.39 = 379,328.36 : x
  2. Step 2: Convert to fraction form
    701,615.97/968,232.39 = 379,328.36/x
  3. Step 3: Cross multiply
    701,615.97x = 968,232.39 × 379,328.36
  4. Step 4: Simplify right side
    701,615.97x = 367,277,999,756.42
  5. Step 5: Solve for x
    x = 367,277,999,756.42/701,615.97
  6. Step 6: Final answer
    x = 523,474.40

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1.5x scale

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.