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Finding the Fourth Proportional to 545,460.38, 817,629.17 and 241,997.45

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Solution

The fourth proportional to 545,460.38, 817,629.17 and 241,997.45 is: 362,747.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,460.38 : 817,629.17 = 241,997.45 : x
  2. Step 2: Convert to fraction form
    545,460.38/817,629.17 = 241,997.45/x
  3. Step 3: Cross multiply
    545,460.38x = 817,629.17 × 241,997.45
  4. Step 4: Simplify right side
    545,460.38x = 197,864,174,185.62
  5. Step 5: Solve for x
    x = 197,864,174,185.62/545,460.38
  6. Step 6: Final answer
    x = 362,747.11

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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.