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Finding the Fourth Proportional to 423,649.01, 584,634.93 and 232,662.39

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Solution

The fourth proportional to 423,649.01, 584,634.93 and 232,662.39 is: 321,073.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,649.01 : 584,634.93 = 232,662.39 : x
  2. Step 2: Convert to fraction form
    423,649.01/584,634.93 = 232,662.39/x
  3. Step 3: Cross multiply
    423,649.01x = 584,634.93 × 232,662.39
  4. Step 4: Simplify right side
    423,649.01x = 136,022,560,091.28
  5. Step 5: Solve for x
    x = 136,022,560,091.28/423,649.01
  6. Step 6: Final answer
    x = 321,073.72

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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.