Home / 320,793.45-442,805.57-184,881.66

Finding the Fourth Proportional to 320,793.45, 442,805.57 and 184,881.66

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Solution

The fourth proportional to 320,793.45, 442,805.57 and 184,881.66 is: 255,200.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,793.45 : 442,805.57 = 184,881.66 : x
  2. Step 2: Convert to fraction form
    320,793.45/442,805.57 = 184,881.66/x
  3. Step 3: Cross multiply
    320,793.45x = 442,805.57 × 184,881.66
  4. Step 4: Simplify right side
    320,793.45x = 81,866,627,914.44
  5. Step 5: Solve for x
    x = 81,866,627,914.44/320,793.45
  6. Step 6: Final answer
    x = 255,200.43

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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.