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Finding the Fourth Proportional to 323,177.74, 446,003.69 and 194,155.67

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Solution

The fourth proportional to 323,177.74, 446,003.69 and 194,155.67 is: 267,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,177.74 : 446,003.69 = 194,155.67 : x
  2. Step 2: Convert to fraction form
    323,177.74/446,003.69 = 194,155.67/x
  3. Step 3: Cross multiply
    323,177.74x = 446,003.69 × 194,155.67
  4. Step 4: Simplify right side
    323,177.74x = 86,594,145,398.65
  5. Step 5: Solve for x
    x = 86,594,145,398.65/323,177.74
  6. Step 6: Final answer
    x = 267,945.89

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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.