Home / 1,059,553.44-1,589,330.15-311,599.44

Finding the Fourth Proportional to 1,059,553.44, 1,589,330.15 and 311,599.44

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Solution

The fourth proportional to 1,059,553.44, 1,589,330.15 and 311,599.44 is: 467,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,553.44 : 1,589,330.15 = 311,599.44 : x
  2. Step 2: Convert to fraction form
    1,059,553.44/1,589,330.15 = 311,599.44/x
  3. Step 3: Cross multiply
    1,059,553.44x = 1,589,330.15 × 311,599.44
  4. Step 4: Simplify right side
    1,059,553.44x = 495,234,383,157.12
  5. Step 5: Solve for x
    x = 495,234,383,157.12/1,059,553.44
  6. Step 6: Final answer
    x = 467,399.16

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Half scale
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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.