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Finding the Fourth Proportional to 409,750.02, 614,815.11 and 173,147.94

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Solution

The fourth proportional to 409,750.02, 614,815.11 and 173,147.94 is: 259,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,750.02 : 614,815.11 = 173,147.94 : x
  2. Step 2: Convert to fraction form
    409,750.02/614,815.11 = 173,147.94/x
  3. Step 3: Cross multiply
    409,750.02x = 614,815.11 × 173,147.94
  4. Step 4: Simplify right side
    409,750.02x = 106,453,969,777.37
  5. Step 5: Solve for x
    x = 106,453,969,777.37/409,750.02
  6. Step 6: Final answer
    x = 259,802.23

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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.