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Finding the Fourth Proportional to 423,554.32, 584,514.44 and 232,568.52

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Solution

The fourth proportional to 423,554.32, 584,514.44 and 232,568.52 is: 320,949.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,554.32 : 584,514.44 = 232,568.52 : x
  2. Step 2: Convert to fraction form
    423,554.32/584,514.44 = 232,568.52/x
  3. Step 3: Cross multiply
    423,554.32x = 584,514.44 × 232,568.52
  4. Step 4: Simplify right side
    423,554.32x = 135,939,658,229.43
  5. Step 5: Solve for x
    x = 135,939,658,229.43/423,554.32
  6. Step 6: Final answer
    x = 320,949.76

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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.