Home / 397,756.40-596,116.20-184,499.60

Finding the Fourth Proportional to 397,756.40, 596,116.20 and 184,499.60

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Solution

The fourth proportional to 397,756.40, 596,116.20 and 184,499.60 is: 276,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,756.40 : 596,116.20 = 184,499.60 : x
  2. Step 2: Convert to fraction form
    397,756.40/596,116.20 = 184,499.60/x
  3. Step 3: Cross multiply
    397,756.40x = 596,116.20 × 184,499.60
  4. Step 4: Simplify right side
    397,756.40x = 109,983,200,453.52
  5. Step 5: Solve for x
    x = 109,983,200,453.52/397,756.40
  6. Step 6: Final answer
    x = 276,508.94

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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.