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Finding the Fourth Proportional to 481,486.67, 664,450.53 and 277,536.24

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Solution

The fourth proportional to 481,486.67, 664,450.53 and 277,536.24 is: 382,999.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,486.67 : 664,450.53 = 277,536.24 : x
  2. Step 2: Convert to fraction form
    481,486.67/664,450.53 = 277,536.24/x
  3. Step 3: Cross multiply
    481,486.67x = 664,450.53 × 277,536.24
  4. Step 4: Simplify right side
    481,486.67x = 184,409,101,762.21
  5. Step 5: Solve for x
    x = 184,409,101,762.21/481,486.67
  6. Step 6: Final answer
    x = 382,999.39

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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.