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Finding the Fourth Proportional to 543,697.34, 815,546.01 and 169,752.38

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Solution

The fourth proportional to 543,697.34, 815,546.01 and 169,752.38 is: 254,628.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,697.34 : 815,546.01 = 169,752.38 : x
  2. Step 2: Convert to fraction form
    543,697.34/815,546.01 = 169,752.38/x
  3. Step 3: Cross multiply
    543,697.34x = 815,546.01 × 169,752.38
  4. Step 4: Simplify right side
    543,697.34x = 138,440,876,197.00
  5. Step 5: Solve for x
    x = 138,440,876,197.00/543,697.34
  6. Step 6: Final answer
    x = 254,628.57

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Similar ratio
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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.