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Finding the Fourth Proportional to 577,917, 797,560.82 and 323,285.32

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Solution

The fourth proportional to 577,917, 797,560.82 and 323,285.32 is: 446,153.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,917 : 797,560.82 = 323,285.32 : x
  2. Step 2: Convert to fraction form
    577,917/797,560.82 = 323,285.32/x
  3. Step 3: Cross multiply
    577,917x = 797,560.82 × 323,285.32
  4. Step 4: Simplify right side
    577,917x = 257,839,704,913.16
  5. Step 5: Solve for x
    x = 257,839,704,913.16/577,917
  6. Step 6: Final answer
    x = 446,153.52

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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.