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Finding the Fourth Proportional to 269,041, 371,151.84 and 173,578.36

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Solution

The fourth proportional to 269,041, 371,151.84 and 173,578.36 is: 239,457.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,041 : 371,151.84 = 173,578.36 : x
  2. Step 2: Convert to fraction form
    269,041/371,151.84 = 173,578.36/x
  3. Step 3: Cross multiply
    269,041x = 371,151.84 × 173,578.36
  4. Step 4: Simplify right side
    269,041x = 64,423,927,698.18
  5. Step 5: Solve for x
    x = 64,423,927,698.18/269,041
  6. Step 6: Final answer
    x = 239,457.66

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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.