Home / 510,825.79-766,230.49-174,100.92

Finding the Fourth Proportional to 510,825.79, 766,230.49 and 174,100.92

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Solution

The fourth proportional to 510,825.79, 766,230.49 and 174,100.92 is: 261,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,825.79 : 766,230.49 = 174,100.92 : x
  2. Step 2: Convert to fraction form
    510,825.79/766,230.49 = 174,100.92/x
  3. Step 3: Cross multiply
    510,825.79x = 766,230.49 × 174,100.92
  4. Step 4: Simplify right side
    510,825.79x = 133,401,431,761.02
  5. Step 5: Solve for x
    x = 133,401,431,761.02/510,825.79
  6. Step 6: Final answer
    x = 261,148.58

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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.