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Finding the Fourth Proportional to 804,946.80, 1,207,420.20 and 804,946.80

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Solution

The fourth proportional to 804,946.80, 1,207,420.20 and 804,946.80 is: 1,207,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,946.80 : 1,207,420.20 = 804,946.80 : x
  2. Step 2: Convert to fraction form
    804,946.80/1,207,420.20 = 804,946.80/x
  3. Step 3: Cross multiply
    804,946.80x = 1,207,420.20 × 804,946.80
  4. Step 4: Simplify right side
    804,946.80x = 971,909,026,245.36
  5. Step 5: Solve for x
    x = 971,909,026,245.36/804,946.80
  6. Step 6: Final answer
    x = 1,207,420.20

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