Home / 917,194.79-1,265,765.23-529,997.38

Finding the Fourth Proportional to 917,194.79, 1,265,765.23 and 529,997.38

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Solution

The fourth proportional to 917,194.79, 1,265,765.23 and 529,997.38 is: 731,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,194.79 : 1,265,765.23 = 529,997.38 : x
  2. Step 2: Convert to fraction form
    917,194.79/1,265,765.23 = 529,997.38/x
  3. Step 3: Cross multiply
    917,194.79x = 1,265,765.23 × 529,997.38
  4. Step 4: Simplify right side
    917,194.79x = 670,852,253,093.18
  5. Step 5: Solve for x
    x = 670,852,253,093.18/917,194.79
  6. Step 6: Final answer
    x = 731,417.42

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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.