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Finding the Fourth Proportional to 269,982, 372,575.16 and 150,750

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Solution

The fourth proportional to 269,982, 372,575.16 and 150,750 is: 208,035.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,982 : 372,575.16 = 150,750 : x
  2. Step 2: Convert to fraction form
    269,982/372,575.16 = 150,750/x
  3. Step 3: Cross multiply
    269,982x = 372,575.16 × 150,750
  4. Step 4: Simplify right side
    269,982x = 56,165,705,370.00
  5. Step 5: Solve for x
    x = 56,165,705,370.00/269,982
  6. Step 6: Final answer
    x = 208,035.00

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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.