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Finding the Fourth Proportional to 416,403.87, 574,641.37 and 244,324.79

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Solution

The fourth proportional to 416,403.87, 574,641.37 and 244,324.79 is: 337,170.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,403.87 : 574,641.37 = 244,324.79 : x
  2. Step 2: Convert to fraction form
    416,403.87/574,641.37 = 244,324.79/x
  3. Step 3: Cross multiply
    416,403.87x = 574,641.37 × 244,324.79
  4. Step 4: Simplify right side
    416,403.87x = 140,399,131,637.67
  5. Step 5: Solve for x
    x = 140,399,131,637.67/416,403.87
  6. Step 6: Final answer
    x = 337,170.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.