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Finding the Fourth Proportional to 545,899.40, 818,703.30 and 166,819.40

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Solution

The fourth proportional to 545,899.40, 818,703.30 and 166,819.40 is: 250,184.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,899.40 : 818,703.30 = 166,819.40 : x
  2. Step 2: Convert to fraction form
    545,899.40/818,703.30 = 166,819.40/x
  3. Step 3: Cross multiply
    545,899.40x = 818,703.30 × 166,819.40
  4. Step 4: Simplify right side
    545,899.40x = 136,575,593,284.02
  5. Step 5: Solve for x
    x = 136,575,593,284.02/545,899.40
  6. Step 6: Final answer
    x = 250,184.55

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