Home / 930,833.41-1,396,330.43-256,914.73

Finding the Fourth Proportional to 930,833.41, 1,396,330.43 and 256,914.73

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Solution

The fourth proportional to 930,833.41, 1,396,330.43 and 256,914.73 is: 385,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,833.41 : 1,396,330.43 = 256,914.73 : x
  2. Step 2: Convert to fraction form
    930,833.41/1,396,330.43 = 256,914.73/x
  3. Step 3: Cross multiply
    930,833.41x = 1,396,330.43 × 256,914.73
  4. Step 4: Simplify right side
    930,833.41x = 358,737,855,414.23
  5. Step 5: Solve for x
    x = 358,737,855,414.23/930,833.41
  6. Step 6: Final answer
    x = 385,394.26

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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.