Home / 262,867.40-394,301.10-179,923.40

Finding the Fourth Proportional to 262,867.40, 394,301.10 and 179,923.40

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Solution

The fourth proportional to 262,867.40, 394,301.10 and 179,923.40 is: 269,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,867.40 : 394,301.10 = 179,923.40 : x
  2. Step 2: Convert to fraction form
    262,867.40/394,301.10 = 179,923.40/x
  3. Step 3: Cross multiply
    262,867.40x = 394,301.10 × 179,923.40
  4. Step 4: Simplify right side
    262,867.40x = 70,943,994,535.74
  5. Step 5: Solve for x
    x = 70,943,994,535.74/262,867.40
  6. Step 6: Final answer
    x = 269,885.10

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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.