Home / 940,761.92-1,298,260.50-511,050.44

Finding the Fourth Proportional to 940,761.92, 1,298,260.50 and 511,050.44

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Solution

The fourth proportional to 940,761.92, 1,298,260.50 and 511,050.44 is: 705,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,761.92 : 1,298,260.50 = 511,050.44 : x
  2. Step 2: Convert to fraction form
    940,761.92/1,298,260.50 = 511,050.44/x
  3. Step 3: Cross multiply
    940,761.92x = 1,298,260.50 × 511,050.44
  4. Step 4: Simplify right side
    940,761.92x = 663,476,599,759.62
  5. Step 5: Solve for x
    x = 663,476,599,759.62/940,761.92
  6. Step 6: Final answer
    x = 705,254.52

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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.