Home / 301,865.80-416,584.78-165,904.56

Finding the Fourth Proportional to 301,865.80, 416,584.78 and 165,904.56

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Solution

The fourth proportional to 301,865.80, 416,584.78 and 165,904.56 is: 228,953.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,865.80 : 416,584.78 = 165,904.56 : x
  2. Step 2: Convert to fraction form
    301,865.80/416,584.78 = 165,904.56/x
  3. Step 3: Cross multiply
    301,865.80x = 416,584.78 × 165,904.56
  4. Step 4: Simplify right side
    301,865.80x = 69,113,314,628.60
  5. Step 5: Solve for x
    x = 69,113,314,628.60/301,865.80
  6. Step 6: Final answer
    x = 228,953.78

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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.