Home / 729,818.60-1,007,623.58-653,204.84

Finding the Fourth Proportional to 729,818.60, 1,007,623.58 and 653,204.84

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Solution

The fourth proportional to 729,818.60, 1,007,623.58 and 653,204.84 is: 901,846.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,818.60 : 1,007,623.58 = 653,204.84 : x
  2. Step 2: Convert to fraction form
    729,818.60/1,007,623.58 = 653,204.84/x
  3. Step 3: Cross multiply
    729,818.60x = 1,007,623.58 × 653,204.84
  4. Step 4: Simplify right side
    729,818.60x = 658,184,591,049.99
  5. Step 5: Solve for x
    x = 658,184,591,049.99/729,818.60
  6. Step 6: Final answer
    x = 901,846.84

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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.