Home / 889,093.97-1,333,641.01-215,175.38

Finding the Fourth Proportional to 889,093.97, 1,333,641.01 and 215,175.38

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Solution

The fourth proportional to 889,093.97, 1,333,641.01 and 215,175.38 is: 322,763.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,093.97 : 1,333,641.01 = 215,175.38 : x
  2. Step 2: Convert to fraction form
    889,093.97/1,333,641.01 = 215,175.38/x
  3. Step 3: Cross multiply
    889,093.97x = 1,333,641.01 × 215,175.38
  4. Step 4: Simplify right side
    889,093.97x = 286,966,711,110.33
  5. Step 5: Solve for x
    x = 286,966,711,110.33/889,093.97
  6. Step 6: Final answer
    x = 322,763.09

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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.