Home / 790,739.70-1,186,098.84-191,706

Finding the Fourth Proportional to 790,739.70, 1,186,098.84 and 191,706

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Solution

The fourth proportional to 790,739.70, 1,186,098.84 and 191,706 is: 287,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,739.70 : 1,186,098.84 = 191,706 : x
  2. Step 2: Convert to fraction form
    790,739.70/1,186,098.84 = 191,706/x
  3. Step 3: Cross multiply
    790,739.70x = 1,186,098.84 × 191,706
  4. Step 4: Simplify right side
    790,739.70x = 227,382,264,221.04
  5. Step 5: Solve for x
    x = 227,382,264,221.04/790,739.70
  6. Step 6: Final answer
    x = 287,556.40

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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.