Home / 696,936.45-962,110.25-467,409.78

Finding the Fourth Proportional to 696,936.45, 962,110.25 and 467,409.78

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Solution

The fourth proportional to 696,936.45, 962,110.25 and 467,409.78 is: 645,252.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,936.45 : 962,110.25 = 467,409.78 : x
  2. Step 2: Convert to fraction form
    696,936.45/962,110.25 = 467,409.78/x
  3. Step 3: Cross multiply
    696,936.45x = 962,110.25 × 467,409.78
  4. Step 4: Simplify right side
    696,936.45x = 449,699,737,951.20
  5. Step 5: Solve for x
    x = 449,699,737,951.20/696,936.45
  6. Step 6: Final answer
    x = 645,252.14

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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.