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Finding the Fourth Proportional to 494,806.70, 741,626.85 and 370,001.90

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Solution

The fourth proportional to 494,806.70, 741,626.85 and 370,001.90 is: 554,566.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,806.70 : 741,626.85 = 370,001.90 : x
  2. Step 2: Convert to fraction form
    494,806.70/741,626.85 = 370,001.90/x
  3. Step 3: Cross multiply
    494,806.70x = 741,626.85 × 370,001.90
  4. Step 4: Simplify right side
    494,806.70x = 274,403,343,591.02
  5. Step 5: Solve for x
    x = 274,403,343,591.02/494,806.70
  6. Step 6: Final answer
    x = 554,566.75

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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.