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Finding the Fourth Proportional to 224,512.43, 336,540.76 and 191,740.23

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Solution

The fourth proportional to 224,512.43, 336,540.76 and 191,740.23 is: 287,415.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,512.43 : 336,540.76 = 191,740.23 : x
  2. Step 2: Convert to fraction form
    224,512.43/336,540.76 = 191,740.23/x
  3. Step 3: Cross multiply
    224,512.43x = 336,540.76 × 191,740.23
  4. Step 4: Simplify right side
    224,512.43x = 64,528,402,247.42
  5. Step 5: Solve for x
    x = 64,528,402,247.42/224,512.43
  6. Step 6: Final answer
    x = 287,415.73

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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.