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Finding the Fourth Proportional to 275,525.03, 380,241.53 and 183,486.49

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Solution

The fourth proportional to 275,525.03, 380,241.53 and 183,486.49 is: 253,222.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,525.03 : 380,241.53 = 183,486.49 : x
  2. Step 2: Convert to fraction form
    275,525.03/380,241.53 = 183,486.49/x
  3. Step 3: Cross multiply
    275,525.03x = 380,241.53 × 183,486.49
  4. Step 4: Simplify right side
    275,525.03x = 69,769,183,691.93
  5. Step 5: Solve for x
    x = 69,769,183,691.93/275,525.03
  6. Step 6: Final answer
    x = 253,222.67

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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.