Home / 969,966.12-1,338,415.96-550,847.39

Finding the Fourth Proportional to 969,966.12, 1,338,415.96 and 550,847.39

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Solution

The fourth proportional to 969,966.12, 1,338,415.96 and 550,847.39 is: 760,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,966.12 : 1,338,415.96 = 550,847.39 : x
  2. Step 2: Convert to fraction form
    969,966.12/1,338,415.96 = 550,847.39/x
  3. Step 3: Cross multiply
    969,966.12x = 1,338,415.96 × 550,847.39
  4. Step 4: Simplify right side
    969,966.12x = 737,262,938,300.34
  5. Step 5: Solve for x
    x = 737,262,938,300.34/969,966.12
  6. Step 6: Final answer
    x = 760,091.43

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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.