Home / 511,180.07-705,442.67-293,407.41

Finding the Fourth Proportional to 511,180.07, 705,442.67 and 293,407.41

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Solution

The fourth proportional to 511,180.07, 705,442.67 and 293,407.41 is: 404,910.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,180.07 : 705,442.67 = 293,407.41 : x
  2. Step 2: Convert to fraction form
    511,180.07/705,442.67 = 293,407.41/x
  3. Step 3: Cross multiply
    511,180.07x = 705,442.67 × 293,407.41
  4. Step 4: Simplify right side
    511,180.07x = 206,982,108,986.84
  5. Step 5: Solve for x
    x = 206,982,108,986.84/511,180.07
  6. Step 6: Final answer
    x = 404,910.37

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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.