Home / 699,933.45-1,049,122.58-384,616.65

Finding the Fourth Proportional to 699,933.45, 1,049,122.58 and 384,616.65

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Solution

The fourth proportional to 699,933.45, 1,049,122.58 and 384,616.65 is: 576,497.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,933.45 : 1,049,122.58 = 384,616.65 : x
  2. Step 2: Convert to fraction form
    699,933.45/1,049,122.58 = 384,616.65/x
  3. Step 3: Cross multiply
    699,933.45x = 1,049,122.58 × 384,616.65
  4. Step 4: Simplify right side
    699,933.45x = 403,510,010,235.87
  5. Step 5: Solve for x
    x = 403,510,010,235.87/699,933.45
  6. Step 6: Final answer
    x = 576,497.68

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1.5x scale

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.