Home / 832,309.87-1,148,464.44-505,452.90

Finding the Fourth Proportional to 832,309.87, 1,148,464.44 and 505,452.90

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Solution

The fourth proportional to 832,309.87, 1,148,464.44 and 505,452.90 is: 697,450.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,309.87 : 1,148,464.44 = 505,452.90 : x
  2. Step 2: Convert to fraction form
    832,309.87/1,148,464.44 = 505,452.90/x
  3. Step 3: Cross multiply
    832,309.87x = 1,148,464.44 × 505,452.90
  4. Step 4: Simplify right side
    832,309.87x = 580,494,681,744.88
  5. Step 5: Solve for x
    x = 580,494,681,744.88/832,309.87
  6. Step 6: Final answer
    x = 697,450.20

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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.