Home / 597,103.71-823,965.78-328,831.71

Finding the Fourth Proportional to 597,103.71, 823,965.78 and 328,831.71

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Solution

The fourth proportional to 597,103.71, 823,965.78 and 328,831.71 is: 453,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,103.71 : 823,965.78 = 328,831.71 : x
  2. Step 2: Convert to fraction form
    597,103.71/823,965.78 = 328,831.71/x
  3. Step 3: Cross multiply
    597,103.71x = 823,965.78 × 328,831.71
  4. Step 4: Simplify right side
    597,103.71x = 270,946,076,418.88
  5. Step 5: Solve for x
    x = 270,946,076,418.88/597,103.71
  6. Step 6: Final answer
    x = 453,767.20

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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.