Home / 664,138.57-996,279.04-184,368.40

Finding the Fourth Proportional to 664,138.57, 996,279.04 and 184,368.40

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Solution

The fourth proportional to 664,138.57, 996,279.04 and 184,368.40 is: 276,572.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,138.57 : 996,279.04 = 184,368.40 : x
  2. Step 2: Convert to fraction form
    664,138.57/996,279.04 = 184,368.40/x
  3. Step 3: Cross multiply
    664,138.57x = 996,279.04 × 184,368.40
  4. Step 4: Simplify right side
    664,138.57x = 183,682,375,902.17
  5. Step 5: Solve for x
    x = 183,682,375,902.17/664,138.57
  6. Step 6: Final answer
    x = 276,572.37

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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.