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Finding the Fourth Proportional to 977,747.80, 1,467,277.80 and 577,964.20

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Solution

The fourth proportional to 977,747.80, 1,467,277.80 and 577,964.20 is: 867,334.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,747.80 : 1,467,277.80 = 577,964.20 : x
  2. Step 2: Convert to fraction form
    977,747.80/1,467,277.80 = 577,964.20/x
  3. Step 3: Cross multiply
    977,747.80x = 1,467,277.80 × 577,964.20
  4. Step 4: Simplify right side
    977,747.80x = 848,034,039,854.76
  5. Step 5: Solve for x
    x = 848,034,039,854.76/977,747.80
  6. Step 6: Final answer
    x = 867,334.13

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