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Finding the Fourth Proportional to 481,228.39, 664,166.39 and 277,240.52

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Solution

The fourth proportional to 481,228.39, 664,166.39 and 277,240.52 is: 382,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,228.39 : 664,166.39 = 277,240.52 : x
  2. Step 2: Convert to fraction form
    481,228.39/664,166.39 = 277,240.52/x
  3. Step 3: Cross multiply
    481,228.39x = 664,166.39 × 277,240.52
  4. Step 4: Simplify right side
    481,228.39x = 184,133,835,604.34
  5. Step 5: Solve for x
    x = 184,133,835,604.34/481,228.39
  6. Step 6: Final answer
    x = 382,632.94

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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.