Home / 930,893.44-1,396,312.26-257,015.88

Finding the Fourth Proportional to 930,893.44, 1,396,312.26 and 257,015.88

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Solution

The fourth proportional to 930,893.44, 1,396,312.26 and 257,015.88 is: 385,516.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,893.44 : 1,396,312.26 = 257,015.88 : x
  2. Step 2: Convert to fraction form
    930,893.44/1,396,312.26 = 257,015.88/x
  3. Step 3: Cross multiply
    930,893.44x = 1,396,312.26 × 257,015.88
  4. Step 4: Simplify right side
    930,893.44x = 358,874,424,258.69
  5. Step 5: Solve for x
    x = 358,874,424,258.69/930,893.44
  6. Step 6: Final answer
    x = 385,516.12

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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.