Home / 689,705.82-1,034,559.14-191,069.82

Finding the Fourth Proportional to 689,705.82, 1,034,559.14 and 191,069.82

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Solution

The fourth proportional to 689,705.82, 1,034,559.14 and 191,069.82 is: 286,604.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,705.82 : 1,034,559.14 = 191,069.82 : x
  2. Step 2: Convert to fraction form
    689,705.82/1,034,559.14 = 191,069.82/x
  3. Step 3: Cross multiply
    689,705.82x = 1,034,559.14 × 191,069.82
  4. Step 4: Simplify right side
    689,705.82x = 197,673,027,703.81
  5. Step 5: Solve for x
    x = 197,673,027,703.81/689,705.82
  6. Step 6: Final answer
    x = 286,604.84

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Similar ratio
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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.