Home / 445,921.37-615,196.30-254,832.24

Finding the Fourth Proportional to 445,921.37, 615,196.30 and 254,832.24

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Solution

The fourth proportional to 445,921.37, 615,196.30 and 254,832.24 is: 351,568.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,921.37 : 615,196.30 = 254,832.24 : x
  2. Step 2: Convert to fraction form
    445,921.37/615,196.30 = 254,832.24/x
  3. Step 3: Cross multiply
    445,921.37x = 615,196.30 × 254,832.24
  4. Step 4: Simplify right side
    445,921.37x = 156,771,851,168.71
  5. Step 5: Solve for x
    x = 156,771,851,168.71/445,921.37
  6. Step 6: Final answer
    x = 351,568.37

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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.