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Finding the Fourth Proportional to 463,443.30, 695,275.89 and 193,421.28

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Solution

The fourth proportional to 463,443.30, 695,275.89 and 193,421.28 is: 290,178.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,443.30 : 695,275.89 = 193,421.28 : x
  2. Step 2: Convert to fraction form
    463,443.30/695,275.89 = 193,421.28/x
  3. Step 3: Cross multiply
    463,443.30x = 695,275.89 × 193,421.28
  4. Step 4: Simplify right side
    463,443.30x = 134,481,152,596.94
  5. Step 5: Solve for x
    x = 134,481,152,596.94/463,443.30
  6. Step 6: Final answer
    x = 290,178.22

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