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Finding the Fourth Proportional to 299,599.44, 413,450.34 and 163,637.30

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Solution

The fourth proportional to 299,599.44, 413,450.34 and 163,637.30 is: 225,821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,599.44 : 413,450.34 = 163,637.30 : x
  2. Step 2: Convert to fraction form
    299,599.44/413,450.34 = 163,637.30/x
  3. Step 3: Cross multiply
    299,599.44x = 413,450.34 × 163,637.30
  4. Step 4: Simplify right side
    299,599.44x = 67,655,897,321.68
  5. Step 5: Solve for x
    x = 67,655,897,321.68/299,599.44
  6. Step 6: Final answer
    x = 225,821.17

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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.