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Finding the Fourth Proportional to 246,640.10, 369,960.15 and 96,830.60

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Solution

The fourth proportional to 246,640.10, 369,960.15 and 96,830.60 is: 145,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,640.10 : 369,960.15 = 96,830.60 : x
  2. Step 2: Convert to fraction form
    246,640.10/369,960.15 = 96,830.60/x
  3. Step 3: Cross multiply
    246,640.10x = 369,960.15 × 96,830.60
  4. Step 4: Simplify right side
    246,640.10x = 35,823,463,300.59
  5. Step 5: Solve for x
    x = 35,823,463,300.59/246,640.10
  6. Step 6: Final answer
    x = 145,245.90

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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.