Home / 277,977.51-383,608.89-150,653.12

Finding the Fourth Proportional to 277,977.51, 383,608.89 and 150,653.12

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Solution

The fourth proportional to 277,977.51, 383,608.89 and 150,653.12 is: 207,901.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,977.51 : 383,608.89 = 150,653.12 : x
  2. Step 2: Convert to fraction form
    277,977.51/383,608.89 = 150,653.12/x
  3. Step 3: Cross multiply
    277,977.51x = 383,608.89 × 150,653.12
  4. Step 4: Simplify right side
    277,977.51x = 57,791,874,220.19
  5. Step 5: Solve for x
    x = 57,791,874,220.19/277,977.51
  6. Step 6: Final answer
    x = 207,901.26

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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.