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Finding the Fourth Proportional to 180,636.63, 270,897.54 and 168,843.23

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Solution

The fourth proportional to 180,636.63, 270,897.54 and 168,843.23 is: 253,211.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,636.63 : 270,897.54 = 168,843.23 : x
  2. Step 2: Convert to fraction form
    180,636.63/270,897.54 = 168,843.23/x
  3. Step 3: Cross multiply
    180,636.63x = 270,897.54 × 168,843.23
  4. Step 4: Simplify right side
    180,636.63x = 45,739,216,679.54
  5. Step 5: Solve for x
    x = 45,739,216,679.54/180,636.63
  6. Step 6: Final answer
    x = 253,211.19

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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.