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Finding the Fourth Proportional to 366,674.74, 550,012.56 and 100,437.56

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Solution

The fourth proportional to 366,674.74, 550,012.56 and 100,437.56 is: 150,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,674.74 : 550,012.56 = 100,437.56 : x
  2. Step 2: Convert to fraction form
    366,674.74/550,012.56 = 100,437.56/x
  3. Step 3: Cross multiply
    366,674.74x = 550,012.56 × 100,437.56
  4. Step 4: Simplify right side
    366,674.74x = 55,241,919,495.75
  5. Step 5: Solve for x
    x = 55,241,919,495.75/366,674.74
  6. Step 6: Final answer
    x = 150,656.46

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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.