Home / 799,305.63-1,103,778.42-513,323.96

Finding the Fourth Proportional to 799,305.63, 1,103,778.42 and 513,323.96

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Solution

The fourth proportional to 799,305.63, 1,103,778.42 and 513,323.96 is: 708,860.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,305.63 : 1,103,778.42 = 513,323.96 : x
  2. Step 2: Convert to fraction form
    799,305.63/1,103,778.42 = 513,323.96/x
  3. Step 3: Cross multiply
    799,305.63x = 1,103,778.42 × 513,323.96
  4. Step 4: Simplify right side
    799,305.63x = 566,595,903,998.05
  5. Step 5: Solve for x
    x = 566,595,903,998.05/799,305.63
  6. Step 6: Final answer
    x = 708,860.14

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1.5x scale

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.