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Finding the Fourth Proportional to 557,331.40, 835,733.76 and 215,934.76

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Solution

The fourth proportional to 557,331.40, 835,733.76 and 215,934.76 is: 323,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,331.40 : 835,733.76 = 215,934.76 : x
  2. Step 2: Convert to fraction form
    557,331.40/835,733.76 = 215,934.76/x
  3. Step 3: Cross multiply
    557,331.40x = 835,733.76 × 215,934.76
  4. Step 4: Simplify right side
    557,331.40x = 180,463,971,096.29
  5. Step 5: Solve for x
    x = 180,463,971,096.29/557,331.40
  6. Step 6: Final answer
    x = 323,800.11

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