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Finding the Fourth Proportional to 201,362.67, 302,042.64 and 68,336.58

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Solution

The fourth proportional to 201,362.67, 302,042.64 and 68,336.58 is: 102,504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,362.67 : 302,042.64 = 68,336.58 : x
  2. Step 2: Convert to fraction form
    201,362.67/302,042.64 = 68,336.58/x
  3. Step 3: Cross multiply
    201,362.67x = 302,042.64 × 68,336.58
  4. Step 4: Simplify right side
    201,362.67x = 20,640,561,031.77
  5. Step 5: Solve for x
    x = 20,640,561,031.77/201,362.67
  6. Step 6: Final answer
    x = 102,504.41

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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.