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Finding the Fourth Proportional to 707,309.92, 1,060,369.75 and 307,649.68

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Solution

The fourth proportional to 707,309.92, 1,060,369.75 and 307,649.68 is: 461,215.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,309.92 : 1,060,369.75 = 307,649.68 : x
  2. Step 2: Convert to fraction form
    707,309.92/1,060,369.75 = 307,649.68/x
  3. Step 3: Cross multiply
    707,309.92x = 1,060,369.75 × 307,649.68
  4. Step 4: Simplify right side
    707,309.92x = 326,222,412,002.82
  5. Step 5: Solve for x
    x = 326,222,412,002.82/707,309.92
  6. Step 6: Final answer
    x = 461,215.66

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