Home / 342,981.56-473,229.06-197,831.72

Finding the Fourth Proportional to 342,981.56, 473,229.06 and 197,831.72

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Solution

The fourth proportional to 342,981.56, 473,229.06 and 197,831.72 is: 272,958.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,981.56 : 473,229.06 = 197,831.72 : x
  2. Step 2: Convert to fraction form
    342,981.56/473,229.06 = 197,831.72/x
  3. Step 3: Cross multiply
    342,981.56x = 473,229.06 × 197,831.72
  4. Step 4: Simplify right side
    342,981.56x = 93,619,718,893.78
  5. Step 5: Solve for x
    x = 93,619,718,893.78/342,981.56
  6. Step 6: Final answer
    x = 272,958.46

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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.