Home / 394,029.36-591,277.32-144,886.32

Finding the Fourth Proportional to 394,029.36, 591,277.32 and 144,886.32

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Solution

The fourth proportional to 394,029.36, 591,277.32 and 144,886.32 is: 217,415.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,029.36 : 591,277.32 = 144,886.32 : x
  2. Step 2: Convert to fraction form
    394,029.36/591,277.32 = 144,886.32/x
  3. Step 3: Cross multiply
    394,029.36x = 591,277.32 × 144,886.32
  4. Step 4: Simplify right side
    394,029.36x = 85,667,994,994.26
  5. Step 5: Solve for x
    x = 85,667,994,994.26/394,029.36
  6. Step 6: Final answer
    x = 217,415.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.