Home / 545,943.40-818,769.30-166,863.40

Finding the Fourth Proportional to 545,943.40, 818,769.30 and 166,863.40

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Solution

The fourth proportional to 545,943.40, 818,769.30 and 166,863.40 is: 250,250.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,943.40 : 818,769.30 = 166,863.40 : x
  2. Step 2: Convert to fraction form
    545,943.40/818,769.30 = 166,863.40/x
  3. Step 3: Cross multiply
    545,943.40x = 818,769.30 × 166,863.40
  4. Step 4: Simplify right side
    545,943.40x = 136,622,629,213.62
  5. Step 5: Solve for x
    x = 136,622,629,213.62/545,943.40
  6. Step 6: Final answer
    x = 250,250.54

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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.