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Finding the Fourth Proportional to 446,988.62, 616,837.47 and 243,037.91

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Solution

The fourth proportional to 446,988.62, 616,837.47 and 243,037.91 is: 335,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,988.62 : 616,837.47 = 243,037.91 : x
  2. Step 2: Convert to fraction form
    446,988.62/616,837.47 = 243,037.91/x
  3. Step 3: Cross multiply
    446,988.62x = 616,837.47 × 243,037.91
  4. Step 4: Simplify right side
    446,988.62x = 149,914,889,518.49
  5. Step 5: Solve for x
    x = 149,914,889,518.49/446,988.62
  6. Step 6: Final answer
    x = 335,388.60

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