Home / 567,736.28-783,440.20-325,848.60

Finding the Fourth Proportional to 567,736.28, 783,440.20 and 325,848.60

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Solution

The fourth proportional to 567,736.28, 783,440.20 and 325,848.60 is: 449,650.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,736.28 : 783,440.20 = 325,848.60 : x
  2. Step 2: Convert to fraction form
    567,736.28/783,440.20 = 325,848.60/x
  3. Step 3: Cross multiply
    567,736.28x = 783,440.20 × 325,848.60
  4. Step 4: Simplify right side
    567,736.28x = 255,282,892,353.72
  5. Step 5: Solve for x
    x = 255,282,892,353.72/567,736.28
  6. Step 6: Final answer
    x = 449,650.48

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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.