Home / 436,900.26-655,508.19-152,632.79

Finding the Fourth Proportional to 436,900.26, 655,508.19 and 152,632.79

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Solution

The fourth proportional to 436,900.26, 655,508.19 and 152,632.79 is: 229,004.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,900.26 : 655,508.19 = 152,632.79 : x
  2. Step 2: Convert to fraction form
    436,900.26/655,508.19 = 152,632.79/x
  3. Step 3: Cross multiply
    436,900.26x = 655,508.19 × 152,632.79
  4. Step 4: Simplify right side
    436,900.26x = 100,052,043,907.55
  5. Step 5: Solve for x
    x = 100,052,043,907.55/436,900.26
  6. Step 6: Final answer
    x = 229,004.31

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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.