Home / 851,105.60-1,174,313.76-548,936

Finding the Fourth Proportional to 851,105.60, 1,174,313.76 and 548,936

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Solution

The fourth proportional to 851,105.60, 1,174,313.76 and 548,936 is: 757,394.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,105.60 : 1,174,313.76 = 548,936 : x
  2. Step 2: Convert to fraction form
    851,105.60/1,174,313.76 = 548,936/x
  3. Step 3: Cross multiply
    851,105.60x = 1,174,313.76 × 548,936
  4. Step 4: Simplify right side
    851,105.60x = 644,623,098,159.36
  5. Step 5: Solve for x
    x = 644,623,098,159.36/851,105.60
  6. Step 6: Final answer
    x = 757,394.97

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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.