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Finding the Fourth Proportional to 544,608.72, 817,000.56 and 229,155.84

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Solution

The fourth proportional to 544,608.72, 817,000.56 and 229,155.84 is: 343,770.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,608.72 : 817,000.56 = 229,155.84 : x
  2. Step 2: Convert to fraction form
    544,608.72/817,000.56 = 229,155.84/x
  3. Step 3: Cross multiply
    544,608.72x = 817,000.56 × 229,155.84
  4. Step 4: Simplify right side
    544,608.72x = 187,220,449,607.27
  5. Step 5: Solve for x
    x = 187,220,449,607.27/544,608.72
  6. Step 6: Final answer
    x = 343,770.57

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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.