Home / 826,399.04-1,239,684.96-293,969.12

Finding the Fourth Proportional to 826,399.04, 1,239,684.96 and 293,969.12

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Solution

The fourth proportional to 826,399.04, 1,239,684.96 and 293,969.12 is: 440,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,399.04 : 1,239,684.96 = 293,969.12 : x
  2. Step 2: Convert to fraction form
    826,399.04/1,239,684.96 = 293,969.12/x
  3. Step 3: Cross multiply
    826,399.04x = 1,239,684.96 × 293,969.12
  4. Step 4: Simplify right side
    826,399.04x = 364,429,096,768.44
  5. Step 5: Solve for x
    x = 364,429,096,768.44/826,399.04
  6. Step 6: Final answer
    x = 440,984.41

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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.