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Finding the Fourth Proportional to 609,261.80, 913,892.70 and 166,029.80

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Solution

The fourth proportional to 609,261.80, 913,892.70 and 166,029.80 is: 249,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,261.80 : 913,892.70 = 166,029.80 : x
  2. Step 2: Convert to fraction form
    609,261.80/913,892.70 = 166,029.80/x
  3. Step 3: Cross multiply
    609,261.80x = 913,892.70 × 166,029.80
  4. Step 4: Simplify right side
    609,261.80x = 151,733,422,202.46
  5. Step 5: Solve for x
    x = 151,733,422,202.46/609,261.80
  6. Step 6: Final answer
    x = 249,044.70

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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.