Home / 936,139.32-1,404,419.58-296,481.92

Finding the Fourth Proportional to 936,139.32, 1,404,419.58 and 296,481.92

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Solution

The fourth proportional to 936,139.32, 1,404,419.58 and 296,481.92 is: 444,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,139.32 : 1,404,419.58 = 296,481.92 : x
  2. Step 2: Convert to fraction form
    936,139.32/1,404,419.58 = 296,481.92/x
  3. Step 3: Cross multiply
    936,139.32x = 1,404,419.58 × 296,481.92
  4. Step 4: Simplify right side
    936,139.32x = 416,385,006,541.90
  5. Step 5: Solve for x
    x = 416,385,006,541.90/936,139.32
  6. Step 6: Final answer
    x = 444,789.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.