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Finding the Fourth Proportional to 447,030.33, 670,545.60 and 131,487.22

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Solution

The fourth proportional to 447,030.33, 670,545.60 and 131,487.22 is: 197,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,030.33 : 670,545.60 = 131,487.22 : x
  2. Step 2: Convert to fraction form
    447,030.33/670,545.60 = 131,487.22/x
  3. Step 3: Cross multiply
    447,030.33x = 670,545.60 × 131,487.22
  4. Step 4: Simplify right side
    447,030.33x = 88,168,176,827.23
  5. Step 5: Solve for x
    x = 88,168,176,827.23/447,030.33
  6. Step 6: Final answer
    x = 197,230.86

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