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Finding the Fourth Proportional to 538,108.88, 807,156 and 183,370.16

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Solution

The fourth proportional to 538,108.88, 807,156 and 183,370.16 is: 275,052.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,108.88 : 807,156 = 183,370.16 : x
  2. Step 2: Convert to fraction form
    538,108.88/807,156 = 183,370.16/x
  3. Step 3: Cross multiply
    538,108.88x = 807,156 × 183,370.16
  4. Step 4: Simplify right side
    538,108.88x = 148,008,324,864.96
  5. Step 5: Solve for x
    x = 148,008,324,864.96/538,108.88
  6. Step 6: Final answer
    x = 275,052.75

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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.