Home / 324,084.30-447,236.36-178,890.12

Finding the Fourth Proportional to 324,084.30, 447,236.36 and 178,890.12

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Solution

The fourth proportional to 324,084.30, 447,236.36 and 178,890.12 is: 246,868.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,084.30 : 447,236.36 = 178,890.12 : x
  2. Step 2: Convert to fraction form
    324,084.30/447,236.36 = 178,890.12/x
  3. Step 3: Cross multiply
    324,084.30x = 447,236.36 × 178,890.12
  4. Step 4: Simplify right side
    324,084.30x = 80,006,163,746.81
  5. Step 5: Solve for x
    x = 80,006,163,746.81/324,084.30
  6. Step 6: Final answer
    x = 246,868.37

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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.