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Finding the Fourth Proportional to 353,490.82, 530,117.33 and 113,545.87

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Solution

The fourth proportional to 353,490.82, 530,117.33 and 113,545.87 is: 170,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,490.82 : 530,117.33 = 113,545.87 : x
  2. Step 2: Convert to fraction form
    353,490.82/530,117.33 = 113,545.87/x
  3. Step 3: Cross multiply
    353,490.82x = 530,117.33 × 113,545.87
  4. Step 4: Simplify right side
    353,490.82x = 60,192,631,543.90
  5. Step 5: Solve for x
    x = 60,192,631,543.90/353,490.82
  6. Step 6: Final answer
    x = 170,280.61

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