Home / 685,799.43-1,028,324.13-544,552.04

Finding the Fourth Proportional to 685,799.43, 1,028,324.13 and 544,552.04

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Solution

The fourth proportional to 685,799.43, 1,028,324.13 and 544,552.04 is: 816,530.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,799.43 : 1,028,324.13 = 544,552.04 : x
  2. Step 2: Convert to fraction form
    685,799.43/1,028,324.13 = 544,552.04/x
  3. Step 3: Cross multiply
    685,799.43x = 1,028,324.13 × 544,552.04
  4. Step 4: Simplify right side
    685,799.43x = 559,975,997,631.11
  5. Step 5: Solve for x
    x = 559,975,997,631.11/685,799.43
  6. Step 6: Final answer
    x = 816,530.28

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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.