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Finding the Fourth Proportional to 593,466.60, 818,537.22 and 412,178.88

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Solution

The fourth proportional to 593,466.60, 818,537.22 and 412,178.88 is: 568,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,466.60 : 818,537.22 = 412,178.88 : x
  2. Step 2: Convert to fraction form
    593,466.60/818,537.22 = 412,178.88/x
  3. Step 3: Cross multiply
    593,466.60x = 818,537.22 × 412,178.88
  4. Step 4: Simplify right side
    593,466.60x = 337,383,754,577.91
  5. Step 5: Solve for x
    x = 337,383,754,577.91/593,466.60
  6. Step 6: Final answer
    x = 568,496.62

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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.