Home / 893,131.44-1,232,535.38-485,241.36

Finding the Fourth Proportional to 893,131.44, 1,232,535.38 and 485,241.36

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Solution

The fourth proportional to 893,131.44, 1,232,535.38 and 485,241.36 is: 669,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,131.44 : 1,232,535.38 = 485,241.36 : x
  2. Step 2: Convert to fraction form
    893,131.44/1,232,535.38 = 485,241.36/x
  3. Step 3: Cross multiply
    893,131.44x = 1,232,535.38 × 485,241.36
  4. Step 4: Simplify right side
    893,131.44x = 598,077,141,613.11
  5. Step 5: Solve for x
    x = 598,077,141,613.11/893,131.44
  6. Step 6: Final answer
    x = 669,640.68

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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.