Home / 524,579.10-787,257.45-347,027.10

Finding the Fourth Proportional to 524,579.10, 787,257.45 and 347,027.10

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Solution

The fourth proportional to 524,579.10, 787,257.45 and 347,027.10 is: 520,797.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,579.10 : 787,257.45 = 347,027.10 : x
  2. Step 2: Convert to fraction form
    524,579.10/787,257.45 = 347,027.10/x
  3. Step 3: Cross multiply
    524,579.10x = 787,257.45 × 347,027.10
  4. Step 4: Simplify right side
    524,579.10x = 273,199,669,826.90
  5. Step 5: Solve for x
    x = 273,199,669,826.90/524,579.10
  6. Step 6: Final answer
    x = 520,797.85

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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.