Home / 436,548.06-654,815.88-238,132.08

Finding the Fourth Proportional to 436,548.06, 654,815.88 and 238,132.08

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Solution

The fourth proportional to 436,548.06, 654,815.88 and 238,132.08 is: 357,194.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,548.06 : 654,815.88 = 238,132.08 : x
  2. Step 2: Convert to fraction form
    436,548.06/654,815.88 = 238,132.08/x
  3. Step 3: Cross multiply
    436,548.06x = 654,815.88 × 238,132.08
  4. Step 4: Simplify right side
    436,548.06x = 155,932,667,521.43
  5. Step 5: Solve for x
    x = 155,932,667,521.43/436,548.06
  6. Step 6: Final answer
    x = 357,194.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.