Home / 445,738.37-615,116.30-241,789.68

Finding the Fourth Proportional to 445,738.37, 615,116.30 and 241,789.68

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Solution

The fourth proportional to 445,738.37, 615,116.30 and 241,789.68 is: 333,668.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,738.37 : 615,116.30 = 241,789.68 : x
  2. Step 2: Convert to fraction form
    445,738.37/615,116.30 = 241,789.68/x
  3. Step 3: Cross multiply
    445,738.37x = 615,116.30 × 241,789.68
  4. Step 4: Simplify right side
    445,738.37x = 148,728,772,130.84
  5. Step 5: Solve for x
    x = 148,728,772,130.84/445,738.37
  6. Step 6: Final answer
    x = 333,668.32

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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.