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Finding the Fourth Proportional to 618,319.44, 927,640.44 and 175,087.44

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Solution

The fourth proportional to 618,319.44, 927,640.44 and 175,087.44 is: 262,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,319.44 : 927,640.44 = 175,087.44 : x
  2. Step 2: Convert to fraction form
    618,319.44/927,640.44 = 175,087.44/x
  3. Step 3: Cross multiply
    618,319.44x = 927,640.44 × 175,087.44
  4. Step 4: Simplify right side
    618,319.44x = 162,418,189,880.07
  5. Step 5: Solve for x
    x = 162,418,189,880.07/618,319.44
  6. Step 6: Final answer
    x = 262,676.83

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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.