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Finding the Fourth Proportional to 978,207.15, 1,467,310.73 and 978,207.15

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Solution

The fourth proportional to 978,207.15, 1,467,310.73 and 978,207.15 is: 1,467,310.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,207.15 : 1,467,310.73 = 978,207.15 : x
  2. Step 2: Convert to fraction form
    978,207.15/1,467,310.73 = 978,207.15/x
  3. Step 3: Cross multiply
    978,207.15x = 1,467,310.73 × 978,207.15
  4. Step 4: Simplify right side
    978,207.15x = 1,435,333,842,466.68
  5. Step 5: Solve for x
    x = 1,435,333,842,466.68/978,207.15
  6. Step 6: Final answer
    x = 1,467,310.73

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Why These Related Problems?

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