Home / 584,885.80-876,723.90-318,082.60

Finding the Fourth Proportional to 584,885.80, 876,723.90 and 318,082.60

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Solution

The fourth proportional to 584,885.80, 876,723.90 and 318,082.60 is: 476,794.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,885.80 : 876,723.90 = 318,082.60 : x
  2. Step 2: Convert to fraction form
    584,885.80/876,723.90 = 318,082.60/x
  3. Step 3: Cross multiply
    584,885.80x = 876,723.90 × 318,082.60
  4. Step 4: Simplify right side
    584,885.80x = 278,870,617,594.14
  5. Step 5: Solve for x
    x = 278,870,617,594.14/584,885.80
  6. Step 6: Final answer
    x = 476,794.99

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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.