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Finding the Fourth Proportional to 593,556.21, 819,149.13 and 335,457

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Solution

The fourth proportional to 593,556.21, 819,149.13 and 335,457 is: 462,954.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,556.21 : 819,149.13 = 335,457 : x
  2. Step 2: Convert to fraction form
    593,556.21/819,149.13 = 335,457/x
  3. Step 3: Cross multiply
    593,556.21x = 819,149.13 × 335,457
  4. Step 4: Simplify right side
    593,556.21x = 274,789,309,702.41
  5. Step 5: Solve for x
    x = 274,789,309,702.41/593,556.21
  6. Step 6: Final answer
    x = 462,954.15

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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.