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Finding the Fourth Proportional to 469,742.49, 704,730.38 and 137,318.49

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Solution

The fourth proportional to 469,742.49, 704,730.38 and 137,318.49 is: 206,011.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,742.49 : 704,730.38 = 137,318.49 : x
  2. Step 2: Convert to fraction form
    469,742.49/704,730.38 = 137,318.49/x
  3. Step 3: Cross multiply
    469,742.49x = 704,730.38 × 137,318.49
  4. Step 4: Simplify right side
    469,742.49x = 96,772,510,952.13
  5. Step 5: Solve for x
    x = 96,772,510,952.13/469,742.49
  6. Step 6: Final answer
    x = 206,011.83

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