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Finding the Fourth Proportional to 252,690.92, 348,587.58 and 150,644.48

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Solution

The fourth proportional to 252,690.92, 348,587.58 and 150,644.48 is: 207,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,690.92 : 348,587.58 = 150,644.48 : x
  2. Step 2: Convert to fraction form
    252,690.92/348,587.58 = 150,644.48/x
  3. Step 3: Cross multiply
    252,690.92x = 348,587.58 × 150,644.48
  4. Step 4: Simplify right side
    252,690.92x = 52,512,796,486.75
  5. Step 5: Solve for x
    x = 52,512,796,486.75/252,690.92
  6. Step 6: Final answer
    x = 207,814.34

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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.