Home / 809,301.70-1,116,836.17-446,725.46

Finding the Fourth Proportional to 809,301.70, 1,116,836.17 and 446,725.46

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Solution

The fourth proportional to 809,301.70, 1,116,836.17 and 446,725.46 is: 616,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,301.70 : 1,116,836.17 = 446,725.46 : x
  2. Step 2: Convert to fraction form
    809,301.70/1,116,836.17 = 446,725.46/x
  3. Step 3: Cross multiply
    809,301.70x = 1,116,836.17 × 446,725.46
  4. Step 4: Simplify right side
    809,301.70x = 498,919,151,787.89
  5. Step 5: Solve for x
    x = 498,919,151,787.89/809,301.70
  6. Step 6: Final answer
    x = 616,481.04

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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.