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Finding the Fourth Proportional to 692,006.22, 955,035.36 and 420,011.46

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Solution

The fourth proportional to 692,006.22, 955,035.36 and 420,011.46 is: 579,656.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,006.22 : 955,035.36 = 420,011.46 : x
  2. Step 2: Convert to fraction form
    692,006.22/955,035.36 = 420,011.46/x
  3. Step 3: Cross multiply
    692,006.22x = 955,035.36 × 420,011.46
  4. Step 4: Simplify right side
    692,006.22x = 401,125,795,905.23
  5. Step 5: Solve for x
    x = 401,125,795,905.23/692,006.22
  6. Step 6: Final answer
    x = 579,656.34

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