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Finding the Fourth Proportional to 623,972.02, 935,958.06 and 203,247.88

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Solution

The fourth proportional to 623,972.02, 935,958.06 and 203,247.88 is: 304,871.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,972.02 : 935,958.06 = 203,247.88 : x
  2. Step 2: Convert to fraction form
    623,972.02/935,958.06 = 203,247.88/x
  3. Step 3: Cross multiply
    623,972.02x = 935,958.06 × 203,247.88
  4. Step 4: Simplify right side
    623,972.02x = 190,231,491,463.91
  5. Step 5: Solve for x
    x = 190,231,491,463.91/623,972.02
  6. Step 6: Final answer
    x = 304,871.83

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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.