Home / 320,165.45-441,845.33-184,220.05

Finding the Fourth Proportional to 320,165.45, 441,845.33 and 184,220.05

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Solution

The fourth proportional to 320,165.45, 441,845.33 and 184,220.05 is: 254,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,165.45 : 441,845.33 = 184,220.05 : x
  2. Step 2: Convert to fraction form
    320,165.45/441,845.33 = 184,220.05/x
  3. Step 3: Cross multiply
    320,165.45x = 441,845.33 × 184,220.05
  4. Step 4: Simplify right side
    320,165.45x = 81,396,767,863.77
  5. Step 5: Solve for x
    x = 81,396,767,863.77/320,165.45
  6. Step 6: Final answer
    x = 254,233.45

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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.