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Finding the Fourth Proportional to 544,692.46, 817,084.42 and 165,616.48

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Solution

The fourth proportional to 544,692.46, 817,084.42 and 165,616.48 is: 248,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,692.46 : 817,084.42 = 165,616.48 : x
  2. Step 2: Convert to fraction form
    544,692.46/817,084.42 = 165,616.48/x
  3. Step 3: Cross multiply
    544,692.46x = 817,084.42 × 165,616.48
  4. Step 4: Simplify right side
    544,692.46x = 135,322,644,675.16
  5. Step 5: Solve for x
    x = 135,322,644,675.16/544,692.46
  6. Step 6: Final answer
    x = 248,438.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.