Home / 691,922.44-1,037,992.20-186,503.23

Finding the Fourth Proportional to 691,922.44, 1,037,992.20 and 186,503.23

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Solution

The fourth proportional to 691,922.44, 1,037,992.20 and 186,503.23 is: 279,784.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,922.44 : 1,037,992.20 = 186,503.23 : x
  2. Step 2: Convert to fraction form
    691,922.44/1,037,992.20 = 186,503.23/x
  3. Step 3: Cross multiply
    691,922.44x = 1,037,992.20 × 186,503.23
  4. Step 4: Simplify right side
    691,922.44x = 193,588,898,014.81
  5. Step 5: Solve for x
    x = 193,588,898,014.81/691,922.44
  6. Step 6: Final answer
    x = 279,784.10

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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.