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Finding the Fourth Proportional to 454,518.10, 681,777.15 and 201,700.90

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Solution

The fourth proportional to 454,518.10, 681,777.15 and 201,700.90 is: 302,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,518.10 : 681,777.15 = 201,700.90 : x
  2. Step 2: Convert to fraction form
    454,518.10/681,777.15 = 201,700.90/x
  3. Step 3: Cross multiply
    454,518.10x = 681,777.15 × 201,700.90
  4. Step 4: Simplify right side
    454,518.10x = 137,515,064,754.44
  5. Step 5: Solve for x
    x = 137,515,064,754.44/454,518.10
  6. Step 6: Final answer
    x = 302,551.35

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