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Finding the Fourth Proportional to 574,886.40, 862,718.40 and 322,166.40

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Solution

The fourth proportional to 574,886.40, 862,718.40 and 322,166.40 is: 483,467.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,886.40 : 862,718.40 = 322,166.40 : x
  2. Step 2: Convert to fraction form
    574,886.40/862,718.40 = 322,166.40/x
  3. Step 3: Cross multiply
    574,886.40x = 862,718.40 × 322,166.40
  4. Step 4: Simplify right side
    574,886.40x = 277,938,881,141.76
  5. Step 5: Solve for x
    x = 277,938,881,141.76/574,886.40
  6. Step 6: Final answer
    x = 483,467.48

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