Home / 691,020.92-1,036,678.97-241,756.45

Finding the Fourth Proportional to 691,020.92, 1,036,678.97 and 241,756.45

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Solution

The fourth proportional to 691,020.92, 1,036,678.97 and 241,756.45 is: 362,686.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,020.92 : 1,036,678.97 = 241,756.45 : x
  2. Step 2: Convert to fraction form
    691,020.92/1,036,678.97 = 241,756.45/x
  3. Step 3: Cross multiply
    691,020.92x = 1,036,678.97 × 241,756.45
  4. Step 4: Simplify right side
    691,020.92x = 250,623,825,589.55
  5. Step 5: Solve for x
    x = 250,623,825,589.55/691,020.92
  6. Step 6: Final answer
    x = 362,686.31

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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.