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Finding the Fourth Proportional to 441,896.74, 609,623.49 and 298,604.50

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Solution

The fourth proportional to 441,896.74, 609,623.49 and 298,604.50 is: 411,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,896.74 : 609,623.49 = 298,604.50 : x
  2. Step 2: Convert to fraction form
    441,896.74/609,623.49 = 298,604.50/x
  3. Step 3: Cross multiply
    441,896.74x = 609,623.49 × 298,604.50
  4. Step 4: Simplify right side
    441,896.74x = 182,036,317,419.71
  5. Step 5: Solve for x
    x = 182,036,317,419.71/441,896.74
  6. Step 6: Final answer
    x = 411,943.11

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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.