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Finding the Fourth Proportional to 451,692.52, 623,353.12 and 247,752.04

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Solution

The fourth proportional to 451,692.52, 623,353.12 and 247,752.04 is: 341,907.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,692.52 : 623,353.12 = 247,752.04 : x
  2. Step 2: Convert to fraction form
    451,692.52/623,353.12 = 247,752.04/x
  3. Step 3: Cross multiply
    451,692.52x = 623,353.12 × 247,752.04
  4. Step 4: Simplify right side
    451,692.52x = 154,437,002,764.84
  5. Step 5: Solve for x
    x = 154,437,002,764.84/451,692.52
  6. Step 6: Final answer
    x = 341,907.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.