Home / 938,293.56-1,294,813.62-556,093.44

Finding the Fourth Proportional to 938,293.56, 1,294,813.62 and 556,093.44

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Solution

The fourth proportional to 938,293.56, 1,294,813.62 and 556,093.44 is: 767,390.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,293.56 : 1,294,813.62 = 556,093.44 : x
  2. Step 2: Convert to fraction form
    938,293.56/1,294,813.62 = 556,093.44/x
  3. Step 3: Cross multiply
    938,293.56x = 1,294,813.62 × 556,093.44
  4. Step 4: Simplify right side
    938,293.56x = 720,037,360,104.65
  5. Step 5: Solve for x
    x = 720,037,360,104.65/938,293.56
  6. Step 6: Final answer
    x = 767,390.28

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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.