Home / 693,021.36-1,039,570.92-194,424.24

Finding the Fourth Proportional to 693,021.36, 1,039,570.92 and 194,424.24

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Solution

The fourth proportional to 693,021.36, 1,039,570.92 and 194,424.24 is: 291,647.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,021.36 : 1,039,570.92 = 194,424.24 : x
  2. Step 2: Convert to fraction form
    693,021.36/1,039,570.92 = 194,424.24/x
  3. Step 3: Cross multiply
    693,021.36x = 1,039,570.92 × 194,424.24
  4. Step 4: Simplify right side
    693,021.36x = 202,117,786,047.10
  5. Step 5: Solve for x
    x = 202,117,786,047.10/693,021.36
  6. Step 6: Final answer
    x = 291,647.27

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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.