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Finding the Fourth Proportional to 246,364.20, 369,692.10 and 162,367.20

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Solution

The fourth proportional to 246,364.20, 369,692.10 and 162,367.20 is: 243,646.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,364.20 : 369,692.10 = 162,367.20 : x
  2. Step 2: Convert to fraction form
    246,364.20/369,692.10 = 162,367.20/x
  3. Step 3: Cross multiply
    246,364.20x = 369,692.10 × 162,367.20
  4. Step 4: Simplify right side
    246,364.20x = 60,025,871,139.12
  5. Step 5: Solve for x
    x = 60,025,871,139.12/246,364.20
  6. Step 6: Final answer
    x = 243,646.89

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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.