Home / 277,388.04-382,791.76-154,882.32

Finding the Fourth Proportional to 277,388.04, 382,791.76 and 154,882.32

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Solution

The fourth proportional to 277,388.04, 382,791.76 and 154,882.32 is: 213,735.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,388.04 : 382,791.76 = 154,882.32 : x
  2. Step 2: Convert to fraction form
    277,388.04/382,791.76 = 154,882.32/x
  3. Step 3: Cross multiply
    277,388.04x = 382,791.76 × 154,882.32
  4. Step 4: Simplify right side
    277,388.04x = 59,287,675,865.68
  5. Step 5: Solve for x
    x = 59,287,675,865.68/277,388.04
  6. Step 6: Final answer
    x = 213,735.52

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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.