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Finding the Fourth Proportional to 478,744.29, 718,038.68 and 226,024.29

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Solution

The fourth proportional to 478,744.29, 718,038.68 and 226,024.29 is: 338,999.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,744.29 : 718,038.68 = 226,024.29 : x
  2. Step 2: Convert to fraction form
    478,744.29/718,038.68 = 226,024.29/x
  3. Step 3: Cross multiply
    478,744.29x = 718,038.68 × 226,024.29
  4. Step 4: Simplify right side
    478,744.29x = 162,294,181,709.42
  5. Step 5: Solve for x
    x = 162,294,181,709.42/478,744.29
  6. Step 6: Final answer
    x = 338,999.72

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