Home / 950,312.62-1,311,464.05-520,592.64

Finding the Fourth Proportional to 950,312.62, 1,311,464.05 and 520,592.64

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Solution

The fourth proportional to 950,312.62, 1,311,464.05 and 520,592.64 is: 718,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,312.62 : 1,311,464.05 = 520,592.64 : x
  2. Step 2: Convert to fraction form
    950,312.62/1,311,464.05 = 520,592.64/x
  3. Step 3: Cross multiply
    950,312.62x = 1,311,464.05 × 520,592.64
  4. Step 4: Simplify right side
    950,312.62x = 682,738,525,835.12
  5. Step 5: Solve for x
    x = 682,738,525,835.12/950,312.62
  6. Step 6: Final answer
    x = 718,435.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.