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Finding the Fourth Proportional to 470,339.84, 705,511.68 and 115,356.16

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Solution

The fourth proportional to 470,339.84, 705,511.68 and 115,356.16 is: 173,034.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,339.84 : 705,511.68 = 115,356.16 : x
  2. Step 2: Convert to fraction form
    470,339.84/705,511.68 = 115,356.16/x
  3. Step 3: Cross multiply
    470,339.84x = 705,511.68 × 115,356.16
  4. Step 4: Simplify right side
    470,339.84x = 81,385,118,239.95
  5. Step 5: Solve for x
    x = 81,385,118,239.95/470,339.84
  6. Step 6: Final answer
    x = 173,034.71

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