Home / 273,900.10-411,464.55-263,455.30

Finding the Fourth Proportional to 273,900.10, 411,464.55 and 263,455.30

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Solution

The fourth proportional to 273,900.10, 411,464.55 and 263,455.30 is: 395,773.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,900.10 : 411,464.55 = 263,455.30 : x
  2. Step 2: Convert to fraction form
    273,900.10/411,464.55 = 263,455.30/x
  3. Step 3: Cross multiply
    273,900.10x = 411,464.55 × 263,455.30
  4. Step 4: Simplify right side
    273,900.10x = 108,402,516,459.62
  5. Step 5: Solve for x
    x = 108,402,516,459.62/273,900.10
  6. Step 6: Final answer
    x = 395,773.92

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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.