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Finding the Fourth Proportional to 701,721.33, 968,388.04 and 411,542.18

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Solution

The fourth proportional to 701,721.33, 968,388.04 and 411,542.18 is: 567,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,721.33 : 968,388.04 = 411,542.18 : x
  2. Step 2: Convert to fraction form
    701,721.33/968,388.04 = 411,542.18/x
  3. Step 3: Cross multiply
    701,721.33x = 968,388.04 × 411,542.18
  4. Step 4: Simplify right side
    701,721.33x = 398,532,525,067.53
  5. Step 5: Solve for x
    x = 398,532,525,067.53/701,721.33
  6. Step 6: Final answer
    x = 567,935.60

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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.