Home / 923,737.57-1,274,745.80-515,846.58

Finding the Fourth Proportional to 923,737.57, 1,274,745.80 and 515,846.58

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Solution

The fourth proportional to 923,737.57, 1,274,745.80 and 515,846.58 is: 711,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,737.57 : 1,274,745.80 = 515,846.58 : x
  2. Step 2: Convert to fraction form
    923,737.57/1,274,745.80 = 515,846.58/x
  3. Step 3: Cross multiply
    923,737.57x = 1,274,745.80 × 515,846.58
  4. Step 4: Simplify right side
    923,737.57x = 657,573,257,808.68
  5. Step 5: Solve for x
    x = 657,573,257,808.68/923,737.57
  6. Step 6: Final answer
    x = 711,861.55

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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.