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Finding the Fourth Proportional to 655,249.05, 904,025.48 and 534,181.59

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Solution

The fourth proportional to 655,249.05, 904,025.48 and 534,181.59 is: 736,992.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,249.05 : 904,025.48 = 534,181.59 : x
  2. Step 2: Convert to fraction form
    655,249.05/904,025.48 = 534,181.59/x
  3. Step 3: Cross multiply
    655,249.05x = 904,025.48 × 534,181.59
  4. Step 4: Simplify right side
    655,249.05x = 482,913,765,636.01
  5. Step 5: Solve for x
    x = 482,913,765,636.01/655,249.05
  6. Step 6: Final answer
    x = 736,992.70

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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.