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Finding the Fourth Proportional to 611,634.30, 844,050.34 and 335,996.76

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Solution

The fourth proportional to 611,634.30, 844,050.34 and 335,996.76 is: 463,672.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,634.30 : 844,050.34 = 335,996.76 : x
  2. Step 2: Convert to fraction form
    611,634.30/844,050.34 = 335,996.76/x
  3. Step 3: Cross multiply
    611,634.30x = 844,050.34 × 335,996.76
  4. Step 4: Simplify right side
    611,634.30x = 283,598,179,516.90
  5. Step 5: Solve for x
    x = 283,598,179,516.90/611,634.30
  6. Step 6: Final answer
    x = 463,672.79

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.