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Finding the Fourth Proportional to 237,706.80, 328,120.92 and 162,201.84

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Solution

The fourth proportional to 237,706.80, 328,120.92 and 162,201.84 is: 223,896.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,706.80 : 328,120.92 = 162,201.84 : x
  2. Step 2: Convert to fraction form
    237,706.80/328,120.92 = 162,201.84/x
  3. Step 3: Cross multiply
    237,706.80x = 328,120.92 × 162,201.84
  4. Step 4: Simplify right side
    237,706.80x = 53,221,816,966.49
  5. Step 5: Solve for x
    x = 53,221,816,966.49/237,706.80
  6. Step 6: Final answer
    x = 223,896.91

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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.