Home / 477,977.76-659,597.04-263,109.60

Finding the Fourth Proportional to 477,977.76, 659,597.04 and 263,109.60

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Solution

The fourth proportional to 477,977.76, 659,597.04 and 263,109.60 is: 363,084.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,977.76 : 659,597.04 = 263,109.60 : x
  2. Step 2: Convert to fraction form
    477,977.76/659,597.04 = 263,109.60/x
  3. Step 3: Cross multiply
    477,977.76x = 659,597.04 × 263,109.60
  4. Step 4: Simplify right side
    477,977.76x = 173,546,313,355.58
  5. Step 5: Solve for x
    x = 173,546,313,355.58/477,977.76
  6. Step 6: Final answer
    x = 363,084.49

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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.