Home / 404,034.89-557,633.97-243,052.65

Finding the Fourth Proportional to 404,034.89, 557,633.97 and 243,052.65

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Solution

The fourth proportional to 404,034.89, 557,633.97 and 243,052.65 is: 335,452.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,034.89 : 557,633.97 = 243,052.65 : x
  2. Step 2: Convert to fraction form
    404,034.89/557,633.97 = 243,052.65/x
  3. Step 3: Cross multiply
    404,034.89x = 557,633.97 × 243,052.65
  4. Step 4: Simplify right side
    404,034.89x = 135,534,414,138.52
  5. Step 5: Solve for x
    x = 135,534,414,138.52/404,034.89
  6. Step 6: Final answer
    x = 335,452.26

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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.