Home / 807,863.59-1,114,801.06-445,267.49

Finding the Fourth Proportional to 807,863.59, 1,114,801.06 and 445,267.49

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Solution

The fourth proportional to 807,863.59, 1,114,801.06 and 445,267.49 is: 614,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,863.59 : 1,114,801.06 = 445,267.49 : x
  2. Step 2: Convert to fraction form
    807,863.59/1,114,801.06 = 445,267.49/x
  3. Step 3: Cross multiply
    807,863.59x = 1,114,801.06 × 445,267.49
  4. Step 4: Simplify right side
    807,863.59x = 496,384,667,609.20
  5. Step 5: Solve for x
    x = 496,384,667,609.20/807,863.59
  6. Step 6: Final answer
    x = 614,441.20

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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.