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Finding the Fourth Proportional to 605,204.82, 907,832.28 and 178,740.73

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Solution

The fourth proportional to 605,204.82, 907,832.28 and 178,740.73 is: 268,118.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,204.82 : 907,832.28 = 178,740.73 : x
  2. Step 2: Convert to fraction form
    605,204.82/907,832.28 = 178,740.73/x
  3. Step 3: Cross multiply
    605,204.82x = 907,832.28 × 178,740.73
  4. Step 4: Simplify right side
    605,204.82x = 162,266,604,444.76
  5. Step 5: Solve for x
    x = 162,266,604,444.76/605,204.82
  6. Step 6: Final answer
    x = 268,118.49

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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.