Home / 756,411.53-1,043,829.93-412,258.33

Finding the Fourth Proportional to 756,411.53, 1,043,829.93 and 412,258.33

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Solution

The fourth proportional to 756,411.53, 1,043,829.93 and 412,258.33 is: 568,906.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,411.53 : 1,043,829.93 = 412,258.33 : x
  2. Step 2: Convert to fraction form
    756,411.53/1,043,829.93 = 412,258.33/x
  3. Step 3: Cross multiply
    756,411.53x = 1,043,829.93 × 412,258.33
  4. Step 4: Simplify right side
    756,411.53x = 430,327,583,745.82
  5. Step 5: Solve for x
    x = 430,327,583,745.82/756,411.53
  6. Step 6: Final answer
    x = 568,906.70

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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.