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Finding the Fourth Proportional to 1,618,452, 2,233,463.76 and 903,060

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Solution

The fourth proportional to 1,618,452, 2,233,463.76 and 903,060 is: 1,246,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,452 : 2,233,463.76 = 903,060 : x
  2. Step 2: Convert to fraction form
    1,618,452/2,233,463.76 = 903,060/x
  3. Step 3: Cross multiply
    1,618,452x = 2,233,463.76 × 903,060
  4. Step 4: Simplify right side
    1,618,452x = 2,016,951,783,105.60
  5. Step 5: Solve for x
    x = 2,016,951,783,105.60/1,618,452
  6. Step 6: Final answer
    x = 1,246,222.80

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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.