Home / 980,555.04-1,469,471.76-446,771.52

Finding the Fourth Proportional to 980,555.04, 1,469,471.76 and 446,771.52

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Solution

The fourth proportional to 980,555.04, 1,469,471.76 and 446,771.52 is: 669,537.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,555.04 : 1,469,471.76 = 446,771.52 : x
  2. Step 2: Convert to fraction form
    980,555.04/1,469,471.76 = 446,771.52/x
  3. Step 3: Cross multiply
    980,555.04x = 1,469,471.76 × 446,771.52
  4. Step 4: Simplify right side
    980,555.04x = 656,518,131,812.28
  5. Step 5: Solve for x
    x = 656,518,131,812.28/980,555.04
  6. Step 6: Final answer
    x = 669,537.26

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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.