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Finding the Fourth Proportional to 175,260.40, 262,890.60 and 154,524.40

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Solution

The fourth proportional to 175,260.40, 262,890.60 and 154,524.40 is: 231,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,260.40 : 262,890.60 = 154,524.40 : x
  2. Step 2: Convert to fraction form
    175,260.40/262,890.60 = 154,524.40/x
  3. Step 3: Cross multiply
    175,260.40x = 262,890.60 × 154,524.40
  4. Step 4: Simplify right side
    175,260.40x = 40,623,012,230.64
  5. Step 5: Solve for x
    x = 40,623,012,230.64/175,260.40
  6. Step 6: Final answer
    x = 231,786.60

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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.