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Finding the Fourth Proportional to 322,149.84, 444,576.95 and 193,045.77

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Solution

The fourth proportional to 322,149.84, 444,576.95 and 193,045.77 is: 266,409.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,149.84 : 444,576.95 = 193,045.77 : x
  2. Step 2: Convert to fraction form
    322,149.84/444,576.95 = 193,045.77/x
  3. Step 3: Cross multiply
    322,149.84x = 444,576.95 × 193,045.77
  4. Step 4: Simplify right side
    322,149.84x = 85,823,698,671.77
  5. Step 5: Solve for x
    x = 85,823,698,671.77/322,149.84
  6. Step 6: Final answer
    x = 266,409.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.