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Finding the Fourth Proportional to 544,614.12, 751,563.31 and 299,593.60

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Solution

The fourth proportional to 544,614.12, 751,563.31 and 299,593.60 is: 413,436.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,614.12 : 751,563.31 = 299,593.60 : x
  2. Step 2: Convert to fraction form
    544,614.12/751,563.31 = 299,593.60/x
  3. Step 3: Cross multiply
    544,614.12x = 751,563.31 × 299,593.60
  4. Step 4: Simplify right side
    544,614.12x = 225,163,557,670.82
  5. Step 5: Solve for x
    x = 225,163,557,670.82/544,614.12
  6. Step 6: Final answer
    x = 413,436.87

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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.