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Finding the Fourth Proportional to 593,391.84, 890,752 and 394,101.44

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Solution

The fourth proportional to 593,391.84, 890,752 and 394,101.44 is: 591,593.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,391.84 : 890,752 = 394,101.44 : x
  2. Step 2: Convert to fraction form
    593,391.84/890,752 = 394,101.44/x
  3. Step 3: Cross multiply
    593,391.84x = 890,752 × 394,101.44
  4. Step 4: Simplify right side
    593,391.84x = 351,046,645,882.88
  5. Step 5: Solve for x
    x = 351,046,645,882.88/593,391.84
  6. Step 6: Final answer
    x = 591,593.32

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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.