Home / 317,976.37-438,831.81-182,052.97

Finding the Fourth Proportional to 317,976.37, 438,831.81 and 182,052.97

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Solution

The fourth proportional to 317,976.37, 438,831.81 and 182,052.97 is: 251,247.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,976.37 : 438,831.81 = 182,052.97 : x
  2. Step 2: Convert to fraction form
    317,976.37/438,831.81 = 182,052.97/x
  3. Step 3: Cross multiply
    317,976.37x = 438,831.81 × 182,052.97
  4. Step 4: Simplify right side
    317,976.37x = 79,890,633,243.90
  5. Step 5: Solve for x
    x = 79,890,633,243.90/317,976.37
  6. Step 6: Final answer
    x = 251,247.08

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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.