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Finding the Fourth Proportional to 943,155, 1,298,671.62 and 710,919.30

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Solution

The fourth proportional to 943,155, 1,298,671.62 and 710,919.30 is: 978,896.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,155 : 1,298,671.62 = 710,919.30 : x
  2. Step 2: Convert to fraction form
    943,155/1,298,671.62 = 710,919.30/x
  3. Step 3: Cross multiply
    943,155x = 1,298,671.62 × 710,919.30
  4. Step 4: Simplify right side
    943,155x = 923,250,719,020.27
  5. Step 5: Solve for x
    x = 923,250,719,020.27/943,155
  6. Step 6: Final answer
    x = 978,896.07

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