Home / 650,890.55-976,147.32-195,463.43

Finding the Fourth Proportional to 650,890.55, 976,147.32 and 195,463.43

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Solution

The fourth proportional to 650,890.55, 976,147.32 and 195,463.43 is: 293,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,890.55 : 976,147.32 = 195,463.43 : x
  2. Step 2: Convert to fraction form
    650,890.55/976,147.32 = 195,463.43/x
  3. Step 3: Cross multiply
    650,890.55x = 976,147.32 × 195,463.43
  4. Step 4: Simplify right side
    650,890.55x = 190,801,098,471.77
  5. Step 5: Solve for x
    x = 190,801,098,471.77/650,890.55
  6. Step 6: Final answer
    x = 293,138.53

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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.