Home / 725,302.60-1,087,694.70-252,003.40

Finding the Fourth Proportional to 725,302.60, 1,087,694.70 and 252,003.40

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Solution

The fourth proportional to 725,302.60, 1,087,694.70 and 252,003.40 is: 377,915.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,302.60 : 1,087,694.70 = 252,003.40 : x
  2. Step 2: Convert to fraction form
    725,302.60/1,087,694.70 = 252,003.40/x
  3. Step 3: Cross multiply
    725,302.60x = 1,087,694.70 × 252,003.40
  4. Step 4: Simplify right side
    725,302.60x = 274,102,762,561.98
  5. Step 5: Solve for x
    x = 274,102,762,561.98/725,302.60
  6. Step 6: Final answer
    x = 377,915.04

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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.