Home / 545,942.40-818,767.80-166,862.40

Finding the Fourth Proportional to 545,942.40, 818,767.80 and 166,862.40

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Solution

The fourth proportional to 545,942.40, 818,767.80 and 166,862.40 is: 250,249.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,942.40 : 818,767.80 = 166,862.40 : x
  2. Step 2: Convert to fraction form
    545,942.40/818,767.80 = 166,862.40/x
  3. Step 3: Cross multiply
    545,942.40x = 818,767.80 × 166,862.40
  4. Step 4: Simplify right side
    545,942.40x = 136,621,560,150.72
  5. Step 5: Solve for x
    x = 136,621,560,150.72/545,942.40
  6. Step 6: Final answer
    x = 250,249.04

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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.