Home / 957,455.60-1,436,183.40-658,857.20

Finding the Fourth Proportional to 957,455.60, 1,436,183.40 and 658,857.20

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Solution

The fourth proportional to 957,455.60, 1,436,183.40 and 658,857.20 is: 988,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,455.60 : 1,436,183.40 = 658,857.20 : x
  2. Step 2: Convert to fraction form
    957,455.60/1,436,183.40 = 658,857.20/x
  3. Step 3: Cross multiply
    957,455.60x = 1,436,183.40 × 658,857.20
  4. Step 4: Simplify right side
    957,455.60x = 946,239,773,610.48
  5. Step 5: Solve for x
    x = 946,239,773,610.48/957,455.60
  6. Step 6: Final answer
    x = 988,285.80

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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.