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Finding the Fourth Proportional to 494,424.88, 741,600.05 and 157,451.92

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Solution

The fourth proportional to 494,424.88, 741,600.05 and 157,451.92 is: 236,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,424.88 : 741,600.05 = 157,451.92 : x
  2. Step 2: Convert to fraction form
    494,424.88/741,600.05 = 157,451.92/x
  3. Step 3: Cross multiply
    494,424.88x = 741,600.05 × 157,451.92
  4. Step 4: Simplify right side
    494,424.88x = 116,766,348,430.23
  5. Step 5: Solve for x
    x = 116,766,348,430.23/494,424.88
  6. Step 6: Final answer
    x = 236,166.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.