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Finding the Fourth Proportional to 571,947, 857,898.96 and 172,577.16

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Solution

The fourth proportional to 571,947, 857,898.96 and 172,577.16 is: 258,859.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,947 : 857,898.96 = 172,577.16 : x
  2. Step 2: Convert to fraction form
    571,947/857,898.96 = 172,577.16/x
  3. Step 3: Cross multiply
    571,947x = 857,898.96 × 172,577.16
  4. Step 4: Simplify right side
    571,947x = 148,053,766,083.75
  5. Step 5: Solve for x
    x = 148,053,766,083.75/571,947
  6. Step 6: Final answer
    x = 258,859.24

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