Home / 413,036.09-569,999.62-231,761.42

Finding the Fourth Proportional to 413,036.09, 569,999.62 and 231,761.42

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Solution

The fourth proportional to 413,036.09, 569,999.62 and 231,761.42 is: 319,836.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,036.09 : 569,999.62 = 231,761.42 : x
  2. Step 2: Convert to fraction form
    413,036.09/569,999.62 = 231,761.42/x
  3. Step 3: Cross multiply
    413,036.09x = 569,999.62 × 231,761.42
  4. Step 4: Simplify right side
    413,036.09x = 132,103,923,757.86
  5. Step 5: Solve for x
    x = 132,103,923,757.86/413,036.09
  6. Step 6: Final answer
    x = 319,836.28

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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.