Home / 814,193.22-1,220,933.43-334,091.64

Finding the Fourth Proportional to 814,193.22, 1,220,933.43 and 334,091.64

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Solution

The fourth proportional to 814,193.22, 1,220,933.43 and 334,091.64 is: 500,991.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,193.22 : 1,220,933.43 = 334,091.64 : x
  2. Step 2: Convert to fraction form
    814,193.22/1,220,933.43 = 334,091.64/x
  3. Step 3: Cross multiply
    814,193.22x = 1,220,933.43 × 334,091.64
  4. Step 4: Simplify right side
    814,193.22x = 407,903,651,959.53
  5. Step 5: Solve for x
    x = 407,903,651,959.53/814,193.22
  6. Step 6: Final answer
    x = 500,991.22

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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.