Home / 923,114.04-1,273,961.43-515,296.05

Finding the Fourth Proportional to 923,114.04, 1,273,961.43 and 515,296.05

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Solution

The fourth proportional to 923,114.04, 1,273,961.43 and 515,296.05 is: 711,144.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,114.04 : 1,273,961.43 = 515,296.05 : x
  2. Step 2: Convert to fraction form
    923,114.04/1,273,961.43 = 515,296.05/x
  3. Step 3: Cross multiply
    923,114.04x = 1,273,961.43 × 515,296.05
  4. Step 4: Simplify right side
    923,114.04x = 656,467,292,731.35
  5. Step 5: Solve for x
    x = 656,467,292,731.35/923,114.04
  6. Step 6: Final answer
    x = 711,144.31

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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.