Home / 261,531.94-360,226.59-200,986.66

Finding the Fourth Proportional to 261,531.94, 360,226.59 and 200,986.66

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Solution

The fourth proportional to 261,531.94, 360,226.59 and 200,986.66 is: 276,833.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,531.94 : 360,226.59 = 200,986.66 : x
  2. Step 2: Convert to fraction form
    261,531.94/360,226.59 = 200,986.66/x
  3. Step 3: Cross multiply
    261,531.94x = 360,226.59 × 200,986.66
  4. Step 4: Simplify right side
    261,531.94x = 72,400,739,167.29
  5. Step 5: Solve for x
    x = 72,400,739,167.29/261,531.94
  6. Step 6: Final answer
    x = 276,833.26

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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.