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Finding the Fourth Proportional to 593,262.20, 816,644.94 and 517,679.48

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Solution

The fourth proportional to 593,262.20, 816,644.94 and 517,679.48 is: 712,602.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,262.20 : 816,644.94 = 517,679.48 : x
  2. Step 2: Convert to fraction form
    593,262.20/816,644.94 = 517,679.48/x
  3. Step 3: Cross multiply
    593,262.20x = 816,644.94 × 517,679.48
  4. Step 4: Simplify right side
    593,262.20x = 422,760,327,883.83
  5. Step 5: Solve for x
    x = 422,760,327,883.83/593,262.20
  6. Step 6: Final answer
    x = 712,602.84

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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.