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Finding the Fourth Proportional to 366,673.74, 550,011.06 and 100,436.56

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Solution

The fourth proportional to 366,673.74, 550,011.06 and 100,436.56 is: 150,654.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,673.74 : 550,011.06 = 100,436.56 : x
  2. Step 2: Convert to fraction form
    366,673.74/550,011.06 = 100,436.56/x
  3. Step 3: Cross multiply
    366,673.74x = 550,011.06 × 100,436.56
  4. Step 4: Simplify right side
    366,673.74x = 55,241,217,453.33
  5. Step 5: Solve for x
    x = 55,241,217,453.33/366,673.74
  6. Step 6: Final answer
    x = 150,654.96

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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.