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Finding the Fourth Proportional to 635,496.63, 953,244.06 and 162,181.97

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Solution

The fourth proportional to 635,496.63, 953,244.06 and 162,181.97 is: 243,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,496.63 : 953,244.06 = 162,181.97 : x
  2. Step 2: Convert to fraction form
    635,496.63/953,244.06 = 162,181.97/x
  3. Step 3: Cross multiply
    635,496.63x = 953,244.06 × 162,181.97
  4. Step 4: Simplify right side
    635,496.63x = 154,598,999,541.60
  5. Step 5: Solve for x
    x = 154,598,999,541.60/635,496.63
  6. Step 6: Final answer
    x = 243,272.73

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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.