Home / 451,614.91-623,171.30-247,612.15

Finding the Fourth Proportional to 451,614.91, 623,171.30 and 247,612.15

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Solution

The fourth proportional to 451,614.91, 623,171.30 and 247,612.15 is: 341,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,614.91 : 623,171.30 = 247,612.15 : x
  2. Step 2: Convert to fraction form
    451,614.91/623,171.30 = 247,612.15/x
  3. Step 3: Cross multiply
    451,614.91x = 623,171.30 × 247,612.15
  4. Step 4: Simplify right side
    451,614.91x = 154,304,785,958.12
  5. Step 5: Solve for x
    x = 154,304,785,958.12/451,614.91
  6. Step 6: Final answer
    x = 341,673.36

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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.