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Finding the Fourth Proportional to 377,580.44, 520,687.50 and 344,808.92

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Solution

The fourth proportional to 377,580.44, 520,687.50 and 344,808.92 is: 475,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,580.44 : 520,687.50 = 344,808.92 : x
  2. Step 2: Convert to fraction form
    377,580.44/520,687.50 = 344,808.92/x
  3. Step 3: Cross multiply
    377,580.44x = 520,687.50 × 344,808.92
  4. Step 4: Simplify right side
    377,580.44x = 179,537,694,532.50
  5. Step 5: Solve for x
    x = 179,537,694,532.50/377,580.44
  6. Step 6: Final answer
    x = 475,495.22

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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.