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Finding the Fourth Proportional to 468,530.16, 646,570.68 and 253,670.40

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Solution

The fourth proportional to 468,530.16, 646,570.68 and 253,670.40 is: 350,064.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,530.16 : 646,570.68 = 253,670.40 : x
  2. Step 2: Convert to fraction form
    468,530.16/646,570.68 = 253,670.40/x
  3. Step 3: Cross multiply
    468,530.16x = 646,570.68 × 253,670.40
  4. Step 4: Simplify right side
    468,530.16x = 164,015,843,023.87
  5. Step 5: Solve for x
    x = 164,015,843,023.87/468,530.16
  6. Step 6: Final answer
    x = 350,064.64

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