Home / 1,014,003.43-1,520,906.55-266,049.43

Finding the Fourth Proportional to 1,014,003.43, 1,520,906.55 and 266,049.43

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Solution

The fourth proportional to 1,014,003.43, 1,520,906.55 and 266,049.43 is: 399,048.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,003.43 : 1,520,906.55 = 266,049.43 : x
  2. Step 2: Convert to fraction form
    1,014,003.43/1,520,906.55 = 266,049.43/x
  3. Step 3: Cross multiply
    1,014,003.43x = 1,520,906.55 × 266,049.43
  4. Step 4: Simplify right side
    1,014,003.43x = 404,636,320,710.77
  5. Step 5: Solve for x
    x = 404,636,320,710.77/1,014,003.43
  6. Step 6: Final answer
    x = 399,048.28

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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.