Home / 969,017.96-1,337,244.79-539,399.58

Finding the Fourth Proportional to 969,017.96, 1,337,244.79 and 539,399.58

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Solution

The fourth proportional to 969,017.96, 1,337,244.79 and 539,399.58 is: 744,371.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,017.96 : 1,337,244.79 = 539,399.58 : x
  2. Step 2: Convert to fraction form
    969,017.96/1,337,244.79 = 539,399.58/x
  3. Step 3: Cross multiply
    969,017.96x = 1,337,244.79 × 539,399.58
  4. Step 4: Simplify right side
    969,017.96x = 721,309,278,083.19
  5. Step 5: Solve for x
    x = 721,309,278,083.19/969,017.96
  6. Step 6: Final answer
    x = 744,371.42

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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.