Home / 823,317.30-1,135,793.43-533,022.30

Finding the Fourth Proportional to 823,317.30, 1,135,793.43 and 533,022.30

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Solution

The fourth proportional to 823,317.30, 1,135,793.43 and 533,022.30 is: 735,321.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,317.30 : 1,135,793.43 = 533,022.30 : x
  2. Step 2: Convert to fraction form
    823,317.30/1,135,793.43 = 533,022.30/x
  3. Step 3: Cross multiply
    823,317.30x = 1,135,793.43 × 533,022.30
  4. Step 4: Simplify right side
    823,317.30x = 605,403,226,383.49
  5. Step 5: Solve for x
    x = 605,403,226,383.49/823,317.30
  6. Step 6: Final answer
    x = 735,321.88

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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.