Home / 907,682.88-1,361,672.07-268,051.29

Finding the Fourth Proportional to 907,682.88, 1,361,672.07 and 268,051.29

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Solution

The fourth proportional to 907,682.88, 1,361,672.07 and 268,051.29 is: 402,120.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,682.88 : 1,361,672.07 = 268,051.29 : x
  2. Step 2: Convert to fraction form
    907,682.88/1,361,672.07 = 268,051.29/x
  3. Step 3: Cross multiply
    907,682.88x = 1,361,672.07 × 268,051.29
  4. Step 4: Simplify right side
    907,682.88x = 364,997,954,920.47
  5. Step 5: Solve for x
    x = 364,997,954,920.47/907,682.88
  6. Step 6: Final answer
    x = 402,120.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.