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Finding the Fourth Proportional to 701,733.88, 968,392.06 and 379,443.20

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Solution

The fourth proportional to 701,733.88, 968,392.06 and 379,443.20 is: 523,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,733.88 : 968,392.06 = 379,443.20 : x
  2. Step 2: Convert to fraction form
    701,733.88/968,392.06 = 379,443.20/x
  3. Step 3: Cross multiply
    701,733.88x = 968,392.06 × 379,443.20
  4. Step 4: Simplify right side
    701,733.88x = 367,449,782,100.99
  5. Step 5: Solve for x
    x = 367,449,782,100.99/701,733.88
  6. Step 6: Final answer
    x = 523,631.24

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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.