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Finding the Fourth Proportional to 480,181.74, 720,196.89 and 302,143.74

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Solution

The fourth proportional to 480,181.74, 720,196.89 and 302,143.74 is: 453,167.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,181.74 : 720,196.89 = 302,143.74 : x
  2. Step 2: Convert to fraction form
    480,181.74/720,196.89 = 302,143.74/x
  3. Step 3: Cross multiply
    480,181.74x = 720,196.89 × 302,143.74
  4. Step 4: Simplify right side
    480,181.74x = 217,602,981,880.97
  5. Step 5: Solve for x
    x = 217,602,981,880.97/480,181.74
  6. Step 6: Final answer
    x = 453,167.96

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