Home / 403,821.76-605,063.02-245,571.52

Finding the Fourth Proportional to 403,821.76, 605,063.02 and 245,571.52

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Solution

The fourth proportional to 403,821.76, 605,063.02 and 245,571.52 is: 367,950.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,821.76 : 605,063.02 = 245,571.52 : x
  2. Step 2: Convert to fraction form
    403,821.76/605,063.02 = 245,571.52/x
  3. Step 3: Cross multiply
    403,821.76x = 605,063.02 × 245,571.52
  4. Step 4: Simplify right side
    403,821.76x = 148,586,245,517.19
  5. Step 5: Solve for x
    x = 148,586,245,517.19/403,821.76
  6. Step 6: Final answer
    x = 367,950.07

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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.