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Finding the Fourth Proportional to 372,898.86, 559,593.45 and 204,537.20

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Solution

The fourth proportional to 372,898.86, 559,593.45 and 204,537.20 is: 306,940.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,898.86 : 559,593.45 = 204,537.20 : x
  2. Step 2: Convert to fraction form
    372,898.86/559,593.45 = 204,537.20/x
  3. Step 3: Cross multiply
    372,898.86x = 559,593.45 × 204,537.20
  4. Step 4: Simplify right side
    372,898.86x = 114,457,674,603.37
  5. Step 5: Solve for x
    x = 114,457,674,603.37/372,898.86
  6. Step 6: Final answer
    x = 306,940.26

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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.