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Finding the Fourth Proportional to 366,892.73, 550,393.77 and 130,215.59

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Solution

The fourth proportional to 366,892.73, 550,393.77 and 130,215.59 is: 195,342.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,892.73 : 550,393.77 = 130,215.59 : x
  2. Step 2: Convert to fraction form
    366,892.73/550,393.77 = 130,215.59/x
  3. Step 3: Cross multiply
    366,892.73x = 550,393.77 × 130,215.59
  4. Step 4: Simplify right side
    366,892.73x = 71,669,846,740.91
  5. Step 5: Solve for x
    x = 71,669,846,740.91/366,892.73
  6. Step 6: Final answer
    x = 195,342.79

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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.