Home / 798,406.31-1,101,761.92-454,209.77

Finding the Fourth Proportional to 798,406.31, 1,101,761.92 and 454,209.77

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Solution

The fourth proportional to 798,406.31, 1,101,761.92 and 454,209.77 is: 626,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,406.31 : 1,101,761.92 = 454,209.77 : x
  2. Step 2: Convert to fraction form
    798,406.31/1,101,761.92 = 454,209.77/x
  3. Step 3: Cross multiply
    798,406.31x = 1,101,761.92 × 454,209.77
  4. Step 4: Simplify right side
    798,406.31x = 500,431,028,277.96
  5. Step 5: Solve for x
    x = 500,431,028,277.96/798,406.31
  6. Step 6: Final answer
    x = 626,787.42

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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.