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Finding the Fourth Proportional to 397,796.47, 596,696.33 and 161,143.63

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Solution

The fourth proportional to 397,796.47, 596,696.33 and 161,143.63 is: 241,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,796.47 : 596,696.33 = 161,143.63 : x
  2. Step 2: Convert to fraction form
    397,796.47/596,696.33 = 161,143.63/x
  3. Step 3: Cross multiply
    397,796.47x = 596,696.33 × 161,143.63
  4. Step 4: Simplify right side
    397,796.47x = 96,153,812,623.88
  5. Step 5: Solve for x
    x = 96,153,812,623.88/397,796.47
  6. Step 6: Final answer
    x = 241,716.10

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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.