Home / 481,763.70-664,926.90-277,946.22

Finding the Fourth Proportional to 481,763.70, 664,926.90 and 277,946.22

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Solution

The fourth proportional to 481,763.70, 664,926.90 and 277,946.22 is: 383,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,763.70 : 664,926.90 = 277,946.22 : x
  2. Step 2: Convert to fraction form
    481,763.70/664,926.90 = 277,946.22/x
  3. Step 3: Cross multiply
    481,763.70x = 664,926.90 × 277,946.22
  4. Step 4: Simplify right side
    481,763.70x = 184,813,918,431.32
  5. Step 5: Solve for x
    x = 184,813,918,431.32/481,763.70
  6. Step 6: Final answer
    x = 383,619.44

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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.