Home / 756,371.44-1,043,787.32-416,840

Finding the Fourth Proportional to 756,371.44, 1,043,787.32 and 416,840

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Solution

The fourth proportional to 756,371.44, 1,043,787.32 and 416,840 is: 575,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,371.44 : 1,043,787.32 = 416,840 : x
  2. Step 2: Convert to fraction form
    756,371.44/1,043,787.32 = 416,840/x
  3. Step 3: Cross multiply
    756,371.44x = 1,043,787.32 × 416,840
  4. Step 4: Simplify right side
    756,371.44x = 435,092,306,468.80
  5. Step 5: Solve for x
    x = 435,092,306,468.80/756,371.44
  6. Step 6: Final answer
    x = 575,236.30

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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.