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Finding the Fourth Proportional to 701,604.32, 968,214.02 and 379,314.32

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Solution

The fourth proportional to 701,604.32, 968,214.02 and 379,314.32 is: 523,453.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,604.32 : 968,214.02 = 379,314.32 : x
  2. Step 2: Convert to fraction form
    701,604.32/968,214.02 = 379,314.32/x
  3. Step 3: Cross multiply
    701,604.32x = 968,214.02 × 379,314.32
  4. Step 4: Simplify right side
    701,604.32x = 367,257,435,873.13
  5. Step 5: Solve for x
    x = 367,257,435,873.13/701,604.32
  6. Step 6: Final answer
    x = 523,453.79

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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.