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Finding the Fourth Proportional to 636,796.14, 878,744.01 and 350,269.98

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Solution

The fourth proportional to 636,796.14, 878,744.01 and 350,269.98 is: 483,353.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,796.14 : 878,744.01 = 350,269.98 : x
  2. Step 2: Convert to fraction form
    636,796.14/878,744.01 = 350,269.98/x
  3. Step 3: Cross multiply
    636,796.14x = 878,744.01 × 350,269.98
  4. Step 4: Simplify right side
    636,796.14x = 307,797,646,807.82
  5. Step 5: Solve for x
    x = 307,797,646,807.82/636,796.14
  6. Step 6: Final answer
    x = 483,353.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.