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Finding the Fourth Proportional to 263,754.60, 395,156.23 and 162,376.22

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Solution

The fourth proportional to 263,754.60, 395,156.23 and 162,376.22 is: 243,271.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,754.60 : 395,156.23 = 162,376.22 : x
  2. Step 2: Convert to fraction form
    263,754.60/395,156.23 = 162,376.22/x
  3. Step 3: Cross multiply
    263,754.60x = 395,156.23 × 162,376.22
  4. Step 4: Simplify right side
    263,754.60x = 64,163,972,555.13
  5. Step 5: Solve for x
    x = 64,163,972,555.13/263,754.60
  6. Step 6: Final answer
    x = 243,271.48

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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.