Home / 366,027.21-504,915.60-257,298.69

Finding the Fourth Proportional to 366,027.21, 504,915.60 and 257,298.69

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Solution

The fourth proportional to 366,027.21, 504,915.60 and 257,298.69 is: 354,930.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,027.21 : 504,915.60 = 257,298.69 : x
  2. Step 2: Convert to fraction form
    366,027.21/504,915.60 = 257,298.69/x
  3. Step 3: Cross multiply
    366,027.21x = 504,915.60 × 257,298.69
  4. Step 4: Simplify right side
    366,027.21x = 129,914,122,440.56
  5. Step 5: Solve for x
    x = 129,914,122,440.56/366,027.21
  6. Step 6: Final answer
    x = 354,930.23

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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.