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Finding the Fourth Proportional to 1,667.75, 2,503.40 and 1,410.89

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Solution

The fourth proportional to 1,667.75, 2,503.40 and 1,410.89 is: 2,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667.75 : 2,503.40 = 1,410.89 : x
  2. Step 2: Convert to fraction form
    1,667.75/2,503.40 = 1,410.89/x
  3. Step 3: Cross multiply
    1,667.75x = 2,503.40 × 1,410.89
  4. Step 4: Simplify right side
    1,667.75x = 3,532,002.45
  5. Step 5: Solve for x
    x = 3,532,002.45/1,667.75
  6. Step 6: Final answer
    x = 2,117.83

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