Home / 767,945.72-1,150,984.56-543,371

Finding the Fourth Proportional to 767,945.72, 1,150,984.56 and 543,371

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Solution

The fourth proportional to 767,945.72, 1,150,984.56 and 543,371 is: 814,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,945.72 : 1,150,984.56 = 543,371 : x
  2. Step 2: Convert to fraction form
    767,945.72/1,150,984.56 = 543,371/x
  3. Step 3: Cross multiply
    767,945.72x = 1,150,984.56 × 543,371
  4. Step 4: Simplify right side
    767,945.72x = 625,411,631,351.76
  5. Step 5: Solve for x
    x = 625,411,631,351.76/767,945.72
  6. Step 6: Final answer
    x = 814,395.62

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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.