Home / 277,269.51-382,631.94-149,945.07

Finding the Fourth Proportional to 277,269.51, 382,631.94 and 149,945.07

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Solution

The fourth proportional to 277,269.51, 382,631.94 and 149,945.07 is: 206,924.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,269.51 : 382,631.94 = 149,945.07 : x
  2. Step 2: Convert to fraction form
    277,269.51/382,631.94 = 149,945.07/x
  3. Step 3: Cross multiply
    277,269.51x = 382,631.94 × 149,945.07
  4. Step 4: Simplify right side
    277,269.51x = 57,373,773,027.54
  5. Step 5: Solve for x
    x = 57,373,773,027.54/277,269.51
  6. Step 6: Final answer
    x = 206,924.21

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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.