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Finding the Fourth Proportional to 262,706.09, 362,542.03 and 160,729.92

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Solution

The fourth proportional to 262,706.09, 362,542.03 and 160,729.92 is: 221,811.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,706.09 : 362,542.03 = 160,729.92 : x
  2. Step 2: Convert to fraction form
    262,706.09/362,542.03 = 160,729.92/x
  3. Step 3: Cross multiply
    262,706.09x = 362,542.03 × 160,729.92
  4. Step 4: Simplify right side
    262,706.09x = 58,271,351,076.71
  5. Step 5: Solve for x
    x = 58,271,351,076.71/262,706.09
  6. Step 6: Final answer
    x = 221,811.96

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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.