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Finding the Fourth Proportional to 201,733.40, 302,600.10 and 170,240.60

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Solution

The fourth proportional to 201,733.40, 302,600.10 and 170,240.60 is: 255,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,733.40 : 302,600.10 = 170,240.60 : x
  2. Step 2: Convert to fraction form
    201,733.40/302,600.10 = 170,240.60/x
  3. Step 3: Cross multiply
    201,733.40x = 302,600.10 × 170,240.60
  4. Step 4: Simplify right side
    201,733.40x = 51,514,822,584.06
  5. Step 5: Solve for x
    x = 51,514,822,584.06/201,733.40
  6. Step 6: Final answer
    x = 255,360.90

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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.