Home / 846,517.60-1,269,776.40-659,668.96

Finding the Fourth Proportional to 846,517.60, 1,269,776.40 and 659,668.96

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Solution

The fourth proportional to 846,517.60, 1,269,776.40 and 659,668.96 is: 989,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,517.60 : 1,269,776.40 = 659,668.96 : x
  2. Step 2: Convert to fraction form
    846,517.60/1,269,776.40 = 659,668.96/x
  3. Step 3: Cross multiply
    846,517.60x = 1,269,776.40 × 659,668.96
  4. Step 4: Simplify right side
    846,517.60x = 837,632,077,220.54
  5. Step 5: Solve for x
    x = 837,632,077,220.54/846,517.60
  6. Step 6: Final answer
    x = 989,503.44

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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.