Home / 511,027.20-705,233.57-293,275.71

Finding the Fourth Proportional to 511,027.20, 705,233.57 and 293,275.71

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Solution

The fourth proportional to 511,027.20, 705,233.57 and 293,275.71 is: 404,729.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,027.20 : 705,233.57 = 293,275.71 : x
  2. Step 2: Convert to fraction form
    511,027.20/705,233.57 = 293,275.71/x
  3. Step 3: Cross multiply
    511,027.20x = 705,233.57 × 293,275.71
  4. Step 4: Simplify right side
    511,027.20x = 206,827,874,491.21
  5. Step 5: Solve for x
    x = 206,827,874,491.21/511,027.20
  6. Step 6: Final answer
    x = 404,729.68

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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.