Home / 352,118.97-527,276.93-194,172.21

Finding the Fourth Proportional to 352,118.97, 527,276.93 and 194,172.21

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Solution

The fourth proportional to 352,118.97, 527,276.93 and 194,172.21 is: 290,761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,118.97 : 527,276.93 = 194,172.21 : x
  2. Step 2: Convert to fraction form
    352,118.97/527,276.93 = 194,172.21/x
  3. Step 3: Cross multiply
    352,118.97x = 527,276.93 × 194,172.21
  4. Step 4: Simplify right side
    352,118.97x = 102,382,525,809.25
  5. Step 5: Solve for x
    x = 102,382,525,809.25/352,118.97
  6. Step 6: Final answer
    x = 290,761.18

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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.