Home / 957,829.30-1,435,773.76-621,083.54

Finding the Fourth Proportional to 957,829.30, 1,435,773.76 and 621,083.54

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Solution

The fourth proportional to 957,829.30, 1,435,773.76 and 621,083.54 is: 930,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,829.30 : 1,435,773.76 = 621,083.54 : x
  2. Step 2: Convert to fraction form
    957,829.30/1,435,773.76 = 621,083.54/x
  3. Step 3: Cross multiply
    957,829.30x = 1,435,773.76 × 621,083.54
  4. Step 4: Simplify right side
    957,829.30x = 891,735,449,499.91
  5. Step 5: Solve for x
    x = 891,735,449,499.91/957,829.30
  6. Step 6: Final answer
    x = 930,996.21

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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.