Home / 324,161.12-447,384.67-180,950.90

Finding the Fourth Proportional to 324,161.12, 447,384.67 and 180,950.90

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Solution

The fourth proportional to 324,161.12, 447,384.67 and 180,950.90 is: 249,735.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,161.12 : 447,384.67 = 180,950.90 : x
  2. Step 2: Convert to fraction form
    324,161.12/447,384.67 = 180,950.90/x
  3. Step 3: Cross multiply
    324,161.12x = 447,384.67 × 180,950.90
  4. Step 4: Simplify right side
    324,161.12x = 80,954,655,993.40
  5. Step 5: Solve for x
    x = 80,954,655,993.40/324,161.12
  6. Step 6: Final answer
    x = 249,735.86

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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.