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Finding the Fourth Proportional to 293,227.94, 439,850.10 and 103,661.52

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Solution

The fourth proportional to 293,227.94, 439,850.10 and 103,661.52 is: 155,495.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,227.94 : 439,850.10 = 103,661.52 : x
  2. Step 2: Convert to fraction form
    293,227.94/439,850.10 = 103,661.52/x
  3. Step 3: Cross multiply
    293,227.94x = 439,850.10 × 103,661.52
  4. Step 4: Simplify right side
    293,227.94x = 45,595,529,938.15
  5. Step 5: Solve for x
    x = 45,595,529,938.15/293,227.94
  6. Step 6: Final answer
    x = 155,495.18

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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.