Home / 521,524.17-782,351.87-184,485.60

Finding the Fourth Proportional to 521,524.17, 782,351.87 and 184,485.60

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Solution

The fourth proportional to 521,524.17, 782,351.87 and 184,485.60 is: 276,751.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,524.17 : 782,351.87 = 184,485.60 : x
  2. Step 2: Convert to fraction form
    521,524.17/782,351.87 = 184,485.60/x
  3. Step 3: Cross multiply
    521,524.17x = 782,351.87 × 184,485.60
  4. Step 4: Simplify right side
    521,524.17x = 144,332,653,225.64
  5. Step 5: Solve for x
    x = 144,332,653,225.64/521,524.17
  6. Step 6: Final answer
    x = 276,751.61

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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.