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Finding the Fourth Proportional to 572,605.80, 858,908.70 and 363,172.20

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Solution

The fourth proportional to 572,605.80, 858,908.70 and 363,172.20 is: 544,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,605.80 : 858,908.70 = 363,172.20 : x
  2. Step 2: Convert to fraction form
    572,605.80/858,908.70 = 363,172.20/x
  3. Step 3: Cross multiply
    572,605.80x = 858,908.70 × 363,172.20
  4. Step 4: Simplify right side
    572,605.80x = 311,931,762,178.14
  5. Step 5: Solve for x
    x = 311,931,762,178.14/572,605.80
  6. Step 6: Final answer
    x = 544,758.30

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