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Finding the Fourth Proportional to 601,961.63, 902,844 and 181,139.09

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Solution

The fourth proportional to 601,961.63, 902,844 and 181,139.09 is: 271,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,961.63 : 902,844 = 181,139.09 : x
  2. Step 2: Convert to fraction form
    601,961.63/902,844 = 181,139.09/x
  3. Step 3: Cross multiply
    601,961.63x = 902,844 × 181,139.09
  4. Step 4: Simplify right side
    601,961.63x = 163,540,336,057.74
  5. Step 5: Solve for x
    x = 163,540,336,057.74/601,961.63
  6. Step 6: Final answer
    x = 271,679.01

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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.