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Finding the Fourth Proportional to 246,165.40, 369,242.70 and 68,667.40

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Solution

The fourth proportional to 246,165.40, 369,242.70 and 68,667.40 is: 102,999.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,165.40 : 369,242.70 = 68,667.40 : x
  2. Step 2: Convert to fraction form
    246,165.40/369,242.70 = 68,667.40/x
  3. Step 3: Cross multiply
    246,165.40x = 369,242.70 × 68,667.40
  4. Step 4: Simplify right side
    246,165.40x = 25,354,936,177.98
  5. Step 5: Solve for x
    x = 25,354,936,177.98/246,165.40
  6. Step 6: Final answer
    x = 102,999.59

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1.5x scale

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.