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Finding the Fourth Proportional to 366,892.23, 550,393.02 and 130,215.09

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Solution

The fourth proportional to 366,892.23, 550,393.02 and 130,215.09 is: 195,342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,892.23 : 550,393.02 = 130,215.09 : x
  2. Step 2: Convert to fraction form
    366,892.23/550,393.02 = 130,215.09/x
  3. Step 3: Cross multiply
    366,892.23x = 550,393.02 × 130,215.09
  4. Step 4: Simplify right side
    366,892.23x = 71,669,476,634.67
  5. Step 5: Solve for x
    x = 71,669,476,634.67/366,892.23
  6. Step 6: Final answer
    x = 195,342.04

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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.