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Finding the Fourth Proportional to 701,708.09, 968,357.85 and 379,418.10

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Solution

The fourth proportional to 701,708.09, 968,357.85 and 379,418.10 is: 523,597.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,708.09 : 968,357.85 = 379,418.10 : x
  2. Step 2: Convert to fraction form
    701,708.09/968,357.85 = 379,418.10/x
  3. Step 3: Cross multiply
    701,708.09x = 968,357.85 × 379,418.10
  4. Step 4: Simplify right side
    701,708.09x = 367,412,493,769.99
  5. Step 5: Solve for x
    x = 367,412,493,769.99/701,708.09
  6. Step 6: Final answer
    x = 523,597.35

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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.