Home / 477,988.50-659,668.05-263,172.18

Finding the Fourth Proportional to 477,988.50, 659,668.05 and 263,172.18

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Solution

The fourth proportional to 477,988.50, 659,668.05 and 263,172.18 is: 363,201.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,988.50 : 659,668.05 = 263,172.18 : x
  2. Step 2: Convert to fraction form
    477,988.50/659,668.05 = 263,172.18/x
  3. Step 3: Cross multiply
    477,988.50x = 659,668.05 × 263,172.18
  4. Step 4: Simplify right side
    477,988.50x = 173,606,278,794.85
  5. Step 5: Solve for x
    x = 173,606,278,794.85/477,988.50
  6. Step 6: Final answer
    x = 363,201.79

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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.