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Finding the Fourth Proportional to 654,524.96, 903,249.83 and 368,042.54

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Solution

The fourth proportional to 654,524.96, 903,249.83 and 368,042.54 is: 507,901.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,524.96 : 903,249.83 = 368,042.54 : x
  2. Step 2: Convert to fraction form
    654,524.96/903,249.83 = 368,042.54/x
  3. Step 3: Cross multiply
    654,524.96x = 903,249.83 × 368,042.54
  4. Step 4: Simplify right side
    654,524.96x = 332,434,358,091.63
  5. Step 5: Solve for x
    x = 332,434,358,091.63/654,524.96
  6. Step 6: Final answer
    x = 507,901.73

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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.