Home / 462,839.96-638,462.13-269,225.87

Finding the Fourth Proportional to 462,839.96, 638,462.13 and 269,225.87

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Solution

The fourth proportional to 462,839.96, 638,462.13 and 269,225.87 is: 371,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,839.96 : 638,462.13 = 269,225.87 : x
  2. Step 2: Convert to fraction form
    462,839.96/638,462.13 = 269,225.87/x
  3. Step 3: Cross multiply
    462,839.96x = 638,462.13 × 269,225.87
  4. Step 4: Simplify right side
    462,839.96x = 171,890,519,218.99
  5. Step 5: Solve for x
    x = 171,890,519,218.99/462,839.96
  6. Step 6: Final answer
    x = 371,382.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.