Home / 957,663.15-1,321,634.66-527,942.49

Finding the Fourth Proportional to 957,663.15, 1,321,634.66 and 527,942.49

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Solution

The fourth proportional to 957,663.15, 1,321,634.66 and 527,942.49 is: 728,593.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,663.15 : 1,321,634.66 = 527,942.49 : x
  2. Step 2: Convert to fraction form
    957,663.15/1,321,634.66 = 527,942.49/x
  3. Step 3: Cross multiply
    957,663.15x = 1,321,634.66 × 527,942.49
  4. Step 4: Simplify right side
    957,663.15x = 697,747,090,630.99
  5. Step 5: Solve for x
    x = 697,747,090,630.99/957,663.15
  6. Step 6: Final answer
    x = 728,593.44

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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.