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Finding the Fourth Proportional to 534,994.88, 801,926.73 and 197,819.01

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Solution

The fourth proportional to 534,994.88, 801,926.73 and 197,819.01 is: 296,519.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,994.88 : 801,926.73 = 197,819.01 : x
  2. Step 2: Convert to fraction form
    534,994.88/801,926.73 = 197,819.01/x
  3. Step 3: Cross multiply
    534,994.88x = 801,926.73 × 197,819.01
  4. Step 4: Simplify right side
    534,994.88x = 158,636,351,821.14
  5. Step 5: Solve for x
    x = 158,636,351,821.14/534,994.88
  6. Step 6: Final answer
    x = 296,519.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.