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Finding the Fourth Proportional to 577,906.97, 797,468.28 and 323,208.95

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Solution

The fourth proportional to 577,906.97, 797,468.28 and 323,208.95 is: 446,004.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,906.97 : 797,468.28 = 323,208.95 : x
  2. Step 2: Convert to fraction form
    577,906.97/797,468.28 = 323,208.95/x
  3. Step 3: Cross multiply
    577,906.97x = 797,468.28 × 323,208.95
  4. Step 4: Simplify right side
    577,906.97x = 257,748,881,449.77
  5. Step 5: Solve for x
    x = 257,748,881,449.77/577,906.97
  6. Step 6: Final answer
    x = 446,004.11

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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.