Home / 436,586.32-655,131-183,847.12

Finding the Fourth Proportional to 436,586.32, 655,131 and 183,847.12

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Solution

The fourth proportional to 436,586.32, 655,131 and 183,847.12 is: 275,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,586.32 : 655,131 = 183,847.12 : x
  2. Step 2: Convert to fraction form
    436,586.32/655,131 = 183,847.12/x
  3. Step 3: Cross multiply
    436,586.32x = 655,131 × 183,847.12
  4. Step 4: Simplify right side
    436,586.32x = 120,443,947,572.72
  5. Step 5: Solve for x
    x = 120,443,947,572.72/436,586.32
  6. Step 6: Final answer
    x = 275,876.60

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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.