Home / 829,234.86-1,243,859.22-230,242.73

Finding the Fourth Proportional to 829,234.86, 1,243,859.22 and 230,242.73

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Solution

The fourth proportional to 829,234.86, 1,243,859.22 and 230,242.73 is: 345,366.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,234.86 : 1,243,859.22 = 230,242.73 : x
  2. Step 2: Convert to fraction form
    829,234.86/1,243,859.22 = 230,242.73/x
  3. Step 3: Cross multiply
    829,234.86x = 1,243,859.22 × 230,242.73
  4. Step 4: Simplify right side
    829,234.86x = 286,389,544,794.71
  5. Step 5: Solve for x
    x = 286,389,544,794.71/829,234.86
  6. Step 6: Final answer
    x = 345,366.02

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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.