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Finding the Fourth Proportional to 593,993.20, 819,700.68 and 335,866

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Solution

The fourth proportional to 593,993.20, 819,700.68 and 335,866 is: 463,489.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,993.20 : 819,700.68 = 335,866 : x
  2. Step 2: Convert to fraction form
    593,993.20/819,700.68 = 335,866/x
  3. Step 3: Cross multiply
    593,993.20x = 819,700.68 × 335,866
  4. Step 4: Simplify right side
    593,993.20x = 275,309,588,588.88
  5. Step 5: Solve for x
    x = 275,309,588,588.88/593,993.20
  6. Step 6: Final answer
    x = 463,489.46

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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.