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Finding the Fourth Proportional to 572,076.55, 858,114.83 and 145,611.55

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Solution

The fourth proportional to 572,076.55, 858,114.83 and 145,611.55 is: 218,417.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,076.55 : 858,114.83 = 145,611.55 : x
  2. Step 2: Convert to fraction form
    572,076.55/858,114.83 = 145,611.55/x
  3. Step 3: Cross multiply
    572,076.55x = 858,114.83 × 145,611.55
  4. Step 4: Simplify right side
    572,076.55x = 124,951,429,746.23
  5. Step 5: Solve for x
    x = 124,951,429,746.23/572,076.55
  6. Step 6: Final answer
    x = 218,417.33

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