Home / 524,938.72-786,676.04-396,749.76

Finding the Fourth Proportional to 524,938.72, 786,676.04 and 396,749.76

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Solution

The fourth proportional to 524,938.72, 786,676.04 and 396,749.76 is: 594,571.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,938.72 : 786,676.04 = 396,749.76 : x
  2. Step 2: Convert to fraction form
    524,938.72/786,676.04 = 396,749.76/x
  3. Step 3: Cross multiply
    524,938.72x = 786,676.04 × 396,749.76
  4. Step 4: Simplify right side
    524,938.72x = 312,113,530,067.75
  5. Step 5: Solve for x
    x = 312,113,530,067.75/524,938.72
  6. Step 6: Final answer
    x = 594,571.36

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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.