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Finding the Fourth Proportional to 616,721.06, 925,213.64 and 184,472.48

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Solution

The fourth proportional to 616,721.06, 925,213.64 and 184,472.48 is: 276,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,721.06 : 925,213.64 = 184,472.48 : x
  2. Step 2: Convert to fraction form
    616,721.06/925,213.64 = 184,472.48/x
  3. Step 3: Cross multiply
    616,721.06x = 925,213.64 × 184,472.48
  4. Step 4: Simplify right side
    616,721.06x = 170,676,450,074.56
  5. Step 5: Solve for x
    x = 170,676,450,074.56/616,721.06
  6. Step 6: Final answer
    x = 276,748.21

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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.