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Finding the Fourth Proportional to 260,950.82, 359,864.17 and 170,277.80

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Solution

The fourth proportional to 260,950.82, 359,864.17 and 170,277.80 is: 234,821.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,950.82 : 359,864.17 = 170,277.80 : x
  2. Step 2: Convert to fraction form
    260,950.82/359,864.17 = 170,277.80/x
  3. Step 3: Cross multiply
    260,950.82x = 359,864.17 × 170,277.80
  4. Step 4: Simplify right side
    260,950.82x = 61,276,876,941.41
  5. Step 5: Solve for x
    x = 61,276,876,941.41/260,950.82
  6. Step 6: Final answer
    x = 234,821.56

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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.