Home / 451,546.38-623,141.01-247,615.92

Finding the Fourth Proportional to 451,546.38, 623,141.01 and 247,615.92

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Solution

The fourth proportional to 451,546.38, 623,141.01 and 247,615.92 is: 341,713.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,546.38 : 623,141.01 = 247,615.92 : x
  2. Step 2: Convert to fraction form
    451,546.38/623,141.01 = 247,615.92/x
  3. Step 3: Cross multiply
    451,546.38x = 623,141.01 × 247,615.92
  4. Step 4: Simplify right side
    451,546.38x = 154,299,634,480.88
  5. Step 5: Solve for x
    x = 154,299,634,480.88/451,546.38
  6. Step 6: Final answer
    x = 341,713.81

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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.