Home / 324,579.20-486,868.80-184,611.20

Finding the Fourth Proportional to 324,579.20, 486,868.80 and 184,611.20

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Solution

The fourth proportional to 324,579.20, 486,868.80 and 184,611.20 is: 276,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,579.20 : 486,868.80 = 184,611.20 : x
  2. Step 2: Convert to fraction form
    324,579.20/486,868.80 = 184,611.20/x
  3. Step 3: Cross multiply
    324,579.20x = 486,868.80 × 184,611.20
  4. Step 4: Simplify right side
    324,579.20x = 89,881,433,410.56
  5. Step 5: Solve for x
    x = 89,881,433,410.56/324,579.20
  6. Step 6: Final answer
    x = 276,916.80

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1.5x scale

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.