Home / 649,257.15-973,885.73-206,025.15

Finding the Fourth Proportional to 649,257.15, 973,885.73 and 206,025.15

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Solution

The fourth proportional to 649,257.15, 973,885.73 and 206,025.15 is: 309,037.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,257.15 : 973,885.73 = 206,025.15 : x
  2. Step 2: Convert to fraction form
    649,257.15/973,885.73 = 206,025.15/x
  3. Step 3: Cross multiply
    649,257.15x = 973,885.73 × 206,025.15
  4. Step 4: Simplify right side
    649,257.15x = 200,644,952,575.98
  5. Step 5: Solve for x
    x = 200,644,952,575.98/649,257.15
  6. Step 6: Final answer
    x = 309,037.73

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Double scale
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Similar ratio
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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.