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Finding the Fourth Proportional to 448,203.03, 618,502.19 and 244,249.61

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Solution

The fourth proportional to 448,203.03, 618,502.19 and 244,249.61 is: 337,054.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,203.03 : 618,502.19 = 244,249.61 : x
  2. Step 2: Convert to fraction form
    448,203.03/618,502.19 = 244,249.61/x
  3. Step 3: Cross multiply
    448,203.03x = 618,502.19 × 244,249.61
  4. Step 4: Simplify right side
    448,203.03x = 151,068,914,377.89
  5. Step 5: Solve for x
    x = 151,068,914,377.89/448,203.03
  6. Step 6: Final answer
    x = 337,054.65

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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.