Home / 807,502.56-1,211,395.92-333,922.56

Finding the Fourth Proportional to 807,502.56, 1,211,395.92 and 333,922.56

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Solution

The fourth proportional to 807,502.56, 1,211,395.92 and 333,922.56 is: 500,942.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,502.56 : 1,211,395.92 = 333,922.56 : x
  2. Step 2: Convert to fraction form
    807,502.56/1,211,395.92 = 333,922.56/x
  3. Step 3: Cross multiply
    807,502.56x = 1,211,395.92 × 333,922.56
  4. Step 4: Simplify right side
    807,502.56x = 404,512,426,779.96
  5. Step 5: Solve for x
    x = 404,512,426,779.96/807,502.56
  6. Step 6: Final answer
    x = 500,942.59

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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.