Home / 725,283.88-1,087,892.58-252,006.28

Finding the Fourth Proportional to 725,283.88, 1,087,892.58 and 252,006.28

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Solution

The fourth proportional to 725,283.88, 1,087,892.58 and 252,006.28 is: 377,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,283.88 : 1,087,892.58 = 252,006.28 : x
  2. Step 2: Convert to fraction form
    725,283.88/1,087,892.58 = 252,006.28/x
  3. Step 3: Cross multiply
    725,283.88x = 1,087,892.58 × 252,006.28
  4. Step 4: Simplify right side
    725,283.88x = 274,155,762,125.40
  5. Step 5: Solve for x
    x = 274,155,762,125.40/725,283.88
  6. Step 6: Final answer
    x = 377,997.87

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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.