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Finding the Fourth Proportional to 572,950.20, 859,166.10 and 257,244.60

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Solution

The fourth proportional to 572,950.20, 859,166.10 and 257,244.60 is: 385,750.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,950.20 : 859,166.10 = 257,244.60 : x
  2. Step 2: Convert to fraction form
    572,950.20/859,166.10 = 257,244.60/x
  3. Step 3: Cross multiply
    572,950.20x = 859,166.10 × 257,244.60
  4. Step 4: Simplify right side
    572,950.20x = 221,015,839,728.06
  5. Step 5: Solve for x
    x = 221,015,839,728.06/572,950.20
  6. Step 6: Final answer
    x = 385,750.52

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