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Finding the Fourth Proportional to 707,374.13, 976,174.67 and 385,086.47

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Solution

The fourth proportional to 707,374.13, 976,174.67 and 385,086.47 is: 531,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,374.13 : 976,174.67 = 385,086.47 : x
  2. Step 2: Convert to fraction form
    707,374.13/976,174.67 = 385,086.47/x
  3. Step 3: Cross multiply
    707,374.13x = 976,174.67 × 385,086.47
  4. Step 4: Simplify right side
    707,374.13x = 375,911,653,855.56
  5. Step 5: Solve for x
    x = 375,911,653,855.56/707,374.13
  6. Step 6: Final answer
    x = 531,418.44

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