Home / 329,512.05-494,432.10-187,466.40

Finding the Fourth Proportional to 329,512.05, 494,432.10 and 187,466.40

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Solution

The fourth proportional to 329,512.05, 494,432.10 and 187,466.40 is: 281,292.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,512.05 : 494,432.10 = 187,466.40 : x
  2. Step 2: Convert to fraction form
    329,512.05/494,432.10 = 187,466.40/x
  3. Step 3: Cross multiply
    329,512.05x = 494,432.10 × 187,466.40
  4. Step 4: Simplify right side
    329,512.05x = 92,689,405,831.44
  5. Step 5: Solve for x
    x = 92,689,405,831.44/329,512.05
  6. Step 6: Final answer
    x = 281,292.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.