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Finding the Fourth Proportional to 237,898.86, 328,250.79 and 161,477.10

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Solution

The fourth proportional to 237,898.86, 328,250.79 and 161,477.10 is: 222,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,898.86 : 328,250.79 = 161,477.10 : x
  2. Step 2: Convert to fraction form
    237,898.86/328,250.79 = 161,477.10/x
  3. Step 3: Cross multiply
    237,898.86x = 328,250.79 × 161,477.10
  4. Step 4: Simplify right side
    237,898.86x = 53,004,985,641.91
  5. Step 5: Solve for x
    x = 53,004,985,641.91/237,898.86
  6. Step 6: Final answer
    x = 222,804.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.