Home / 829,236.86-1,243,862.22-230,244.74

Finding the Fourth Proportional to 829,236.86, 1,243,862.22 and 230,244.74

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Solution

The fourth proportional to 829,236.86, 1,243,862.22 and 230,244.74 is: 345,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,236.86 : 1,243,862.22 = 230,244.74 : x
  2. Step 2: Convert to fraction form
    829,236.86/1,243,862.22 = 230,244.74/x
  3. Step 3: Cross multiply
    829,236.86x = 1,243,862.22 × 230,244.74
  4. Step 4: Simplify right side
    829,236.86x = 286,392,733,439.72
  5. Step 5: Solve for x
    x = 286,392,733,439.72/829,236.86
  6. Step 6: Final answer
    x = 345,369.03

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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.