Home / 699,429.93-1,047,771.99-362,690.70

Finding the Fourth Proportional to 699,429.93, 1,047,771.99 and 362,690.70

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Solution

The fourth proportional to 699,429.93, 1,047,771.99 and 362,690.70 is: 543,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,429.93 : 1,047,771.99 = 362,690.70 : x
  2. Step 2: Convert to fraction form
    699,429.93/1,047,771.99 = 362,690.70/x
  3. Step 3: Cross multiply
    699,429.93x = 1,047,771.99 × 362,690.70
  4. Step 4: Simplify right side
    699,429.93x = 380,017,156,493.49
  5. Step 5: Solve for x
    x = 380,017,156,493.49/699,429.93
  6. Step 6: Final answer
    x = 543,324.13

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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.