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Finding the Fourth Proportional to 544,692.96, 817,085.17 and 165,616.98

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Solution

The fourth proportional to 544,692.96, 817,085.17 and 165,616.98 is: 248,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,692.96 : 817,085.17 = 165,616.98 : x
  2. Step 2: Convert to fraction form
    544,692.96/817,085.17 = 165,616.98/x
  3. Step 3: Cross multiply
    544,692.96x = 817,085.17 × 165,616.98
  4. Step 4: Simplify right side
    544,692.96x = 135,323,177,430.10
  5. Step 5: Solve for x
    x = 135,323,177,430.10/544,692.96
  6. Step 6: Final answer
    x = 248,439.38

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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.