Home / 300,444.46-414,612.48-173,119.75

Finding the Fourth Proportional to 300,444.46, 414,612.48 and 173,119.75

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Solution

The fourth proportional to 300,444.46, 414,612.48 and 173,119.75 is: 238,904.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,444.46 : 414,612.48 = 173,119.75 : x
  2. Step 2: Convert to fraction form
    300,444.46/414,612.48 = 173,119.75/x
  3. Step 3: Cross multiply
    300,444.46x = 414,612.48 × 173,119.75
  4. Step 4: Simplify right side
    300,444.46x = 71,777,608,884.48
  5. Step 5: Solve for x
    x = 71,777,608,884.48/300,444.46
  6. Step 6: Final answer
    x = 238,904.75

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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.