Home / 451,504.22-623,087.71-255,255.08

Finding the Fourth Proportional to 451,504.22, 623,087.71 and 255,255.08

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Solution

The fourth proportional to 451,504.22, 623,087.71 and 255,255.08 is: 352,258.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,504.22 : 623,087.71 = 255,255.08 : x
  2. Step 2: Convert to fraction form
    451,504.22/623,087.71 = 255,255.08/x
  3. Step 3: Cross multiply
    451,504.22x = 623,087.71 × 255,255.08
  4. Step 4: Simplify right side
    451,504.22x = 159,046,299,509.49
  5. Step 5: Solve for x
    x = 159,046,299,509.49/451,504.22
  6. Step 6: Final answer
    x = 352,258.73

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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.