Home / 263,339.61-363,586.77-172,849.38

Finding the Fourth Proportional to 263,339.61, 363,586.77 and 172,849.38

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Solution

The fourth proportional to 263,339.61, 363,586.77 and 172,849.38 is: 238,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,339.61 : 363,586.77 = 172,849.38 : x
  2. Step 2: Convert to fraction form
    263,339.61/363,586.77 = 172,849.38/x
  3. Step 3: Cross multiply
    263,339.61x = 363,586.77 × 172,849.38
  4. Step 4: Simplify right side
    263,339.61x = 62,845,747,770.70
  5. Step 5: Solve for x
    x = 62,845,747,770.70/263,339.61
  6. Step 6: Final answer
    x = 238,649.05

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1.5x scale

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.