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Finding the Fourth Proportional to 481,341.97, 664,249.53 and 260,578.63

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Solution

The fourth proportional to 481,341.97, 664,249.53 and 260,578.63 is: 359,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,341.97 : 664,249.53 = 260,578.63 : x
  2. Step 2: Convert to fraction form
    481,341.97/664,249.53 = 260,578.63/x
  3. Step 3: Cross multiply
    481,341.97x = 664,249.53 × 260,578.63
  4. Step 4: Simplify right side
    481,341.97x = 173,089,232,505.54
  5. Step 5: Solve for x
    x = 173,089,232,505.54/481,341.97
  6. Step 6: Final answer
    x = 359,597.22

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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.