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Finding the Fourth Proportional to 295,914.20, 444,149.70 and 155,773.40

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Solution

The fourth proportional to 295,914.20, 444,149.70 and 155,773.40 is: 233,806.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,914.20 : 444,149.70 = 155,773.40 : x
  2. Step 2: Convert to fraction form
    295,914.20/444,149.70 = 155,773.40/x
  3. Step 3: Cross multiply
    295,914.20x = 444,149.70 × 155,773.40
  4. Step 4: Simplify right side
    295,914.20x = 69,186,708,877.98
  5. Step 5: Solve for x
    x = 69,186,708,877.98/295,914.20
  6. Step 6: Final answer
    x = 233,806.65

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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.