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Finding the Fourth Proportional to 191,205.40, 286,808.10 and 183,947.80

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Solution

The fourth proportional to 191,205.40, 286,808.10 and 183,947.80 is: 275,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,205.40 : 286,808.10 = 183,947.80 : x
  2. Step 2: Convert to fraction form
    191,205.40/286,808.10 = 183,947.80/x
  3. Step 3: Cross multiply
    191,205.40x = 286,808.10 × 183,947.80
  4. Step 4: Simplify right side
    191,205.40x = 52,757,719,017.18
  5. Step 5: Solve for x
    x = 52,757,719,017.18/191,205.40
  6. Step 6: Final answer
    x = 275,921.70

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