Home / 828,777.73-1,243,166.94-372,836.41

Finding the Fourth Proportional to 828,777.73, 1,243,166.94 and 372,836.41

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Solution

The fourth proportional to 828,777.73, 1,243,166.94 and 372,836.41 is: 559,254.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,777.73 : 1,243,166.94 = 372,836.41 : x
  2. Step 2: Convert to fraction form
    828,777.73/1,243,166.94 = 372,836.41/x
  3. Step 3: Cross multiply
    828,777.73x = 1,243,166.94 × 372,836.41
  4. Step 4: Simplify right side
    828,777.73x = 463,497,890,860.27
  5. Step 5: Solve for x
    x = 463,497,890,860.27/828,777.73
  6. Step 6: Final answer
    x = 559,254.76

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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.