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Finding the Fourth Proportional to 551,409.40, 827,891.70 and 341,457.40

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Solution

The fourth proportional to 551,409.40, 827,891.70 and 341,457.40 is: 512,667.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,409.40 : 827,891.70 = 341,457.40 : x
  2. Step 2: Convert to fraction form
    551,409.40/827,891.70 = 341,457.40/x
  3. Step 3: Cross multiply
    551,409.40x = 827,891.70 × 341,457.40
  4. Step 4: Simplify right side
    551,409.40x = 282,689,747,363.58
  5. Step 5: Solve for x
    x = 282,689,747,363.58/551,409.40
  6. Step 6: Final answer
    x = 512,667.62

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