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Finding the Fourth Proportional to 246,366, 339,985.08 and 133,188.75

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Solution

The fourth proportional to 246,366, 339,985.08 and 133,188.75 is: 183,800.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,366 : 339,985.08 = 133,188.75 : x
  2. Step 2: Convert to fraction form
    246,366/339,985.08 = 133,188.75/x
  3. Step 3: Cross multiply
    246,366x = 339,985.08 × 133,188.75
  4. Step 4: Simplify right side
    246,366x = 45,282,187,823.85
  5. Step 5: Solve for x
    x = 45,282,187,823.85/246,366
  6. Step 6: Final answer
    x = 183,800.48

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1.5x scale

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.