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Finding the Fourth Proportional to 273,883.40, 410,825.10 and 168,360.20

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Solution

The fourth proportional to 273,883.40, 410,825.10 and 168,360.20 is: 252,540.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,883.40 : 410,825.10 = 168,360.20 : x
  2. Step 2: Convert to fraction form
    273,883.40/410,825.10 = 168,360.20/x
  3. Step 3: Cross multiply
    273,883.40x = 410,825.10 × 168,360.20
  4. Step 4: Simplify right side
    273,883.40x = 69,166,596,001.02
  5. Step 5: Solve for x
    x = 69,166,596,001.02/273,883.40
  6. Step 6: Final answer
    x = 252,540.30

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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.