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Finding the Fourth Proportional to 458,835.12, 633,422.70 and 286,848.63

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Solution

The fourth proportional to 458,835.12, 633,422.70 and 286,848.63 is: 395,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,835.12 : 633,422.70 = 286,848.63 : x
  2. Step 2: Convert to fraction form
    458,835.12/633,422.70 = 286,848.63/x
  3. Step 3: Cross multiply
    458,835.12x = 633,422.70 × 286,848.63
  4. Step 4: Simplify right side
    458,835.12x = 181,696,433,705.90
  5. Step 5: Solve for x
    x = 181,696,433,705.90/458,835.12
  6. Step 6: Final answer
    x = 395,995.04

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