Home / 691,210.03-1,036,814.23-192,574.03

Finding the Fourth Proportional to 691,210.03, 1,036,814.23 and 192,574.03

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Solution

The fourth proportional to 691,210.03, 1,036,814.23 and 192,574.03 is: 288,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,210.03 : 1,036,814.23 = 192,574.03 : x
  2. Step 2: Convert to fraction form
    691,210.03/1,036,814.23 = 192,574.03/x
  3. Step 3: Cross multiply
    691,210.03x = 1,036,814.23 × 192,574.03
  4. Step 4: Simplify right side
    691,210.03x = 199,663,494,632.45
  5. Step 5: Solve for x
    x = 199,663,494,632.45/691,210.03
  6. Step 6: Final answer
    x = 288,860.82

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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.