Home / 701,098.40-1,051,647.60-659,626.40

Finding the Fourth Proportional to 701,098.40, 1,051,647.60 and 659,626.40

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Solution

The fourth proportional to 701,098.40, 1,051,647.60 and 659,626.40 is: 989,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,098.40 : 1,051,647.60 = 659,626.40 : x
  2. Step 2: Convert to fraction form
    701,098.40/1,051,647.60 = 659,626.40/x
  3. Step 3: Cross multiply
    701,098.40x = 1,051,647.60 × 659,626.40
  4. Step 4: Simplify right side
    701,098.40x = 693,694,520,456.64
  5. Step 5: Solve for x
    x = 693,694,520,456.64/701,098.40
  6. Step 6: Final answer
    x = 989,439.60

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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.