Home / 355,504.10-533,147.67-186,932.97

Finding the Fourth Proportional to 355,504.10, 533,147.67 and 186,932.97

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Solution

The fourth proportional to 355,504.10, 533,147.67 and 186,932.97 is: 280,342.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,504.10 : 533,147.67 = 186,932.97 : x
  2. Step 2: Convert to fraction form
    355,504.10/533,147.67 = 186,932.97/x
  3. Step 3: Cross multiply
    355,504.10x = 533,147.67 × 186,932.97
  4. Step 4: Simplify right side
    355,504.10x = 99,662,877,401.68
  5. Step 5: Solve for x
    x = 99,662,877,401.68/355,504.10
  6. Step 6: Final answer
    x = 280,342.42

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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.