Home / 756,409.53-1,043,827.17-412,256.33

Finding the Fourth Proportional to 756,409.53, 1,043,827.17 and 412,256.33

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Solution

The fourth proportional to 756,409.53, 1,043,827.17 and 412,256.33 is: 568,903.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,409.53 : 1,043,827.17 = 412,256.33 : x
  2. Step 2: Convert to fraction form
    756,409.53/1,043,827.17 = 412,256.33/x
  3. Step 3: Cross multiply
    756,409.53x = 1,043,827.17 × 412,256.33
  4. Step 4: Simplify right side
    756,409.53x = 430,324,353,039.35
  5. Step 5: Solve for x
    x = 430,324,353,039.35/756,409.53
  6. Step 6: Final answer
    x = 568,903.93

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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.