Home / 933,350.85-1,287,687.38-611,244.63

Finding the Fourth Proportional to 933,350.85, 1,287,687.38 and 611,244.63

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Solution

The fourth proportional to 933,350.85, 1,287,687.38 and 611,244.63 is: 843,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,350.85 : 1,287,687.38 = 611,244.63 : x
  2. Step 2: Convert to fraction form
    933,350.85/1,287,687.38 = 611,244.63/x
  3. Step 3: Cross multiply
    933,350.85x = 1,287,687.38 × 611,244.63
  4. Step 4: Simplify right side
    933,350.85x = 787,091,993,087.55
  5. Step 5: Solve for x
    x = 787,091,993,087.55/933,350.85
  6. Step 6: Final answer
    x = 843,297.02

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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.