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Finding the Fourth Proportional to 1,974,749.49, 2,961,821.70 and 626,737.37

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Solution

The fourth proportional to 1,974,749.49, 2,961,821.70 and 626,737.37 is: 940,010.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,749.49 : 2,961,821.70 = 626,737.37 : x
  2. Step 2: Convert to fraction form
    1,974,749.49/2,961,821.70 = 626,737.37/x
  3. Step 3: Cross multiply
    1,974,749.49x = 2,961,821.70 × 626,737.37
  4. Step 4: Simplify right side
    1,974,749.49x = 1,856,284,327,857.82
  5. Step 5: Solve for x
    x = 1,856,284,327,857.82/1,974,749.49
  6. Step 6: Final answer
    x = 940,010.03

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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.