Home / 423,147.54-583,933.05-236,876.43

Finding the Fourth Proportional to 423,147.54, 583,933.05 and 236,876.43

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Solution

The fourth proportional to 423,147.54, 583,933.05 and 236,876.43 is: 326,883.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,147.54 : 583,933.05 = 236,876.43 : x
  2. Step 2: Convert to fraction form
    423,147.54/583,933.05 = 236,876.43/x
  3. Step 3: Cross multiply
    423,147.54x = 583,933.05 × 236,876.43
  4. Step 4: Simplify right side
    423,147.54x = 138,319,976,243.01
  5. Step 5: Solve for x
    x = 138,319,976,243.01/423,147.54
  6. Step 6: Final answer
    x = 326,883.56

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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.