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Finding the Fourth Proportional to 373,898.06, 515,900.49 and 237,882.50

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Solution

The fourth proportional to 373,898.06, 515,900.49 and 237,882.50 is: 328,227.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,898.06 : 515,900.49 = 237,882.50 : x
  2. Step 2: Convert to fraction form
    373,898.06/515,900.49 = 237,882.50/x
  3. Step 3: Cross multiply
    373,898.06x = 515,900.49 × 237,882.50
  4. Step 4: Simplify right side
    373,898.06x = 122,723,698,312.43
  5. Step 5: Solve for x
    x = 122,723,698,312.43/373,898.06
  6. Step 6: Final answer
    x = 328,227.69

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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.