Home / 957,110.60-1,435,665.90-658,512.20

Finding the Fourth Proportional to 957,110.60, 1,435,665.90 and 658,512.20

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Solution

The fourth proportional to 957,110.60, 1,435,665.90 and 658,512.20 is: 987,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,110.60 : 1,435,665.90 = 658,512.20 : x
  2. Step 2: Convert to fraction form
    957,110.60/1,435,665.90 = 658,512.20/x
  3. Step 3: Cross multiply
    957,110.60x = 1,435,665.90 × 658,512.20
  4. Step 4: Simplify right side
    957,110.60x = 945,403,510,273.98
  5. Step 5: Solve for x
    x = 945,403,510,273.98/957,110.60
  6. Step 6: Final answer
    x = 987,768.30

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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.