Home / 899,019.22-1,240,684.37-517,046.44

Finding the Fourth Proportional to 899,019.22, 1,240,684.37 and 517,046.44

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Solution

The fourth proportional to 899,019.22, 1,240,684.37 and 517,046.44 is: 713,545.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,019.22 : 1,240,684.37 = 517,046.44 : x
  2. Step 2: Convert to fraction form
    899,019.22/1,240,684.37 = 517,046.44/x
  3. Step 3: Cross multiply
    899,019.22x = 1,240,684.37 × 517,046.44
  4. Step 4: Simplify right side
    899,019.22x = 641,491,436,672.14
  5. Step 5: Solve for x
    x = 641,491,436,672.14/899,019.22
  6. Step 6: Final answer
    x = 713,545.85

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Double scale
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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.