Home / 940,785.44-1,298,234.79-511,064.24

Finding the Fourth Proportional to 940,785.44, 1,298,234.79 and 511,064.24

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Solution

The fourth proportional to 940,785.44, 1,298,234.79 and 511,064.24 is: 705,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,785.44 : 1,298,234.79 = 511,064.24 : x
  2. Step 2: Convert to fraction form
    940,785.44/1,298,234.79 = 511,064.24/x
  3. Step 3: Cross multiply
    940,785.44x = 1,298,234.79 × 511,064.24
  4. Step 4: Simplify right side
    940,785.44x = 663,481,369,801.74
  5. Step 5: Solve for x
    x = 663,481,369,801.74/940,785.44
  6. Step 6: Final answer
    x = 705,241.97

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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.