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Finding the Fourth Proportional to 423,825.36, 584,889.82 and 232,843.56

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Solution

The fourth proportional to 423,825.36, 584,889.82 and 232,843.56 is: 321,330.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,825.36 : 584,889.82 = 232,843.56 : x
  2. Step 2: Convert to fraction form
    423,825.36/584,889.82 = 232,843.56/x
  3. Step 3: Cross multiply
    423,825.36x = 584,889.82 × 232,843.56
  4. Step 4: Simplify right side
    423,825.36x = 136,187,827,896.56
  5. Step 5: Solve for x
    x = 136,187,827,896.56/423,825.36
  6. Step 6: Final answer
    x = 321,330.06

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1.5x scale

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.