Home / 344,986.02-514,855.78-322,143.82

Finding the Fourth Proportional to 344,986.02, 514,855.78 and 322,143.82

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Solution

The fourth proportional to 344,986.02, 514,855.78 and 322,143.82 is: 480,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,986.02 : 514,855.78 = 322,143.82 : x
  2. Step 2: Convert to fraction form
    344,986.02/514,855.78 = 322,143.82/x
  3. Step 3: Cross multiply
    344,986.02x = 514,855.78 × 322,143.82
  4. Step 4: Simplify right side
    344,986.02x = 165,857,605,625.78
  5. Step 5: Solve for x
    x = 165,857,605,625.78/344,986.02
  6. Step 6: Final answer
    x = 480,766.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.