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Finding the Fourth Proportional to 590,388.88, 814,732.52 and 335,740

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Solution

The fourth proportional to 590,388.88, 814,732.52 and 335,740 is: 463,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,388.88 : 814,732.52 = 335,740 : x
  2. Step 2: Convert to fraction form
    590,388.88/814,732.52 = 335,740/x
  3. Step 3: Cross multiply
    590,388.88x = 814,732.52 × 335,740
  4. Step 4: Simplify right side
    590,388.88x = 273,538,296,264.80
  5. Step 5: Solve for x
    x = 273,538,296,264.80/590,388.88
  6. Step 6: Final answer
    x = 463,318.85

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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.