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Finding the Fourth Proportional to 296,055.40, 443,823.90 and 177,773.80

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Solution

The fourth proportional to 296,055.40, 443,823.90 and 177,773.80 is: 266,505.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,055.40 : 443,823.90 = 177,773.80 : x
  2. Step 2: Convert to fraction form
    296,055.40/443,823.90 = 177,773.80/x
  3. Step 3: Cross multiply
    296,055.40x = 443,823.90 × 177,773.80
  4. Step 4: Simplify right side
    296,055.40x = 78,900,261,233.82
  5. Step 5: Solve for x
    x = 78,900,261,233.82/296,055.40
  6. Step 6: Final answer
    x = 266,505.06

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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.