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Finding the Fourth Proportional to 407,106.20, 610,659.30 and 362,005.40

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Solution

The fourth proportional to 407,106.20, 610,659.30 and 362,005.40 is: 543,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,106.20 : 610,659.30 = 362,005.40 : x
  2. Step 2: Convert to fraction form
    407,106.20/610,659.30 = 362,005.40/x
  3. Step 3: Cross multiply
    407,106.20x = 610,659.30 × 362,005.40
  4. Step 4: Simplify right side
    407,106.20x = 221,061,964,160.22
  5. Step 5: Solve for x
    x = 221,061,964,160.22/407,106.20
  6. Step 6: Final answer
    x = 543,008.10

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