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Finding the Fourth Proportional to 593.88, 819.07 and 469.32

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Solution

The fourth proportional to 593.88, 819.07 and 469.32 is: 647.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.88 : 819.07 = 469.32 : x
  2. Step 2: Convert to fraction form
    593.88/819.07 = 469.32/x
  3. Step 3: Cross multiply
    593.88x = 819.07 × 469.32
  4. Step 4: Simplify right side
    593.88x = 384,401.84
  5. Step 5: Solve for x
    x = 384,401.84/593.88
  6. Step 6: Final answer
    x = 647.28

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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.