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Finding the Fourth Proportional to 352,320.15, 528,385.90 and 99,541.22

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Solution

The fourth proportional to 352,320.15, 528,385.90 and 99,541.22 is: 149,285.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,320.15 : 528,385.90 = 99,541.22 : x
  2. Step 2: Convert to fraction form
    352,320.15/528,385.90 = 99,541.22/x
  3. Step 3: Cross multiply
    352,320.15x = 528,385.90 × 99,541.22
  4. Step 4: Simplify right side
    352,320.15x = 52,596,177,384.83
  5. Step 5: Solve for x
    x = 52,596,177,384.83/352,320.15
  6. Step 6: Final answer
    x = 149,285.18

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