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Finding the Fourth Proportional to 262,164.44, 392,997.54 and 167,127.88

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Solution

The fourth proportional to 262,164.44, 392,997.54 and 167,127.88 is: 250,533.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,164.44 : 392,997.54 = 167,127.88 : x
  2. Step 2: Convert to fraction form
    262,164.44/392,997.54 = 167,127.88/x
  3. Step 3: Cross multiply
    262,164.44x = 392,997.54 × 167,127.88
  4. Step 4: Simplify right side
    262,164.44x = 65,680,845,705.42
  5. Step 5: Solve for x
    x = 65,680,845,705.42/262,164.44
  6. Step 6: Final answer
    x = 250,533.01

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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.