Home / 241,779.20-332,908.80-200,998.40

Finding the Fourth Proportional to 241,779.20, 332,908.80 and 200,998.40

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Solution

The fourth proportional to 241,779.20, 332,908.80 and 200,998.40 is: 276,757.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,779.20 : 332,908.80 = 200,998.40 : x
  2. Step 2: Convert to fraction form
    241,779.20/332,908.80 = 200,998.40/x
  3. Step 3: Cross multiply
    241,779.20x = 332,908.80 × 200,998.40
  4. Step 4: Simplify right side
    241,779.20x = 66,914,136,145.92
  5. Step 5: Solve for x
    x = 66,914,136,145.92/241,779.20
  6. Step 6: Final answer
    x = 276,757.21

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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.