Home / 779,596.31-1,169,394.51-188,620.31

Finding the Fourth Proportional to 779,596.31, 1,169,394.51 and 188,620.31

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Solution

The fourth proportional to 779,596.31, 1,169,394.51 and 188,620.31 is: 282,930.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,596.31 : 1,169,394.51 = 188,620.31 : x
  2. Step 2: Convert to fraction form
    779,596.31/1,169,394.51 = 188,620.31/x
  3. Step 3: Cross multiply
    779,596.31x = 1,169,394.51 × 188,620.31
  4. Step 4: Simplify right side
    779,596.31x = 220,571,558,619.31
  5. Step 5: Solve for x
    x = 220,571,558,619.31/779,596.31
  6. Step 6: Final answer
    x = 282,930.48

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.