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Finding the Fourth Proportional to 550,075.93, 823,834.46 and 534,940.67

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Solution

The fourth proportional to 550,075.93, 823,834.46 and 534,940.67 is: 801,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,075.93 : 823,834.46 = 534,940.67 : x
  2. Step 2: Convert to fraction form
    550,075.93/823,834.46 = 534,940.67/x
  3. Step 3: Cross multiply
    550,075.93x = 823,834.46 × 534,940.67
  4. Step 4: Simplify right side
    550,075.93x = 440,702,561,398.43
  5. Step 5: Solve for x
    x = 440,702,561,398.43/550,075.93
  6. Step 6: Final answer
    x = 801,166.78

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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.