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Finding the Fourth Proportional to 303,887.92, 419,297.97 and 174,818.47

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Solution

The fourth proportional to 303,887.92, 419,297.97 and 174,818.47 is: 241,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,887.92 : 419,297.97 = 174,818.47 : x
  2. Step 2: Convert to fraction form
    303,887.92/419,297.97 = 174,818.47/x
  3. Step 3: Cross multiply
    303,887.92x = 419,297.97 × 174,818.47
  4. Step 4: Simplify right side
    303,887.92x = 73,301,029,589.51
  5. Step 5: Solve for x
    x = 73,301,029,589.51/303,887.92
  6. Step 6: Final answer
    x = 241,210.74

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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.