Home / 383,126.50-528,199.23-268,250.62

Finding the Fourth Proportional to 383,126.50, 528,199.23 and 268,250.62

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Solution

The fourth proportional to 383,126.50, 528,199.23 and 268,250.62 is: 369,825.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,126.50 : 528,199.23 = 268,250.62 : x
  2. Step 2: Convert to fraction form
    383,126.50/528,199.23 = 268,250.62/x
  3. Step 3: Cross multiply
    383,126.50x = 528,199.23 × 268,250.62
  4. Step 4: Simplify right side
    383,126.50x = 141,689,770,931.02
  5. Step 5: Solve for x
    x = 141,689,770,931.02/383,126.50
  6. Step 6: Final answer
    x = 369,825.03

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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.