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Finding the Fourth Proportional to 636,234.02, 954,326.10 and 215,509.88

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Solution

The fourth proportional to 636,234.02, 954,326.10 and 215,509.88 is: 323,256.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,234.02 : 954,326.10 = 215,509.88 : x
  2. Step 2: Convert to fraction form
    636,234.02/954,326.10 = 215,509.88/x
  3. Step 3: Cross multiply
    636,234.02x = 954,326.10 × 215,509.88
  4. Step 4: Simplify right side
    636,234.02x = 205,666,703,291.87
  5. Step 5: Solve for x
    x = 205,666,703,291.87/636,234.02
  6. Step 6: Final answer
    x = 323,256.38

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