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Finding the Fourth Proportional to 374,661.89, 517,045.71 and 204,896.02

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Solution

The fourth proportional to 374,661.89, 517,045.71 and 204,896.02 is: 282,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,661.89 : 517,045.71 = 204,896.02 : x
  2. Step 2: Convert to fraction form
    374,661.89/517,045.71 = 204,896.02/x
  3. Step 3: Cross multiply
    374,661.89x = 517,045.71 × 204,896.02
  4. Step 4: Simplify right side
    374,661.89x = 105,940,606,259.18
  5. Step 5: Solve for x
    x = 105,940,606,259.18/374,661.89
  6. Step 6: Final answer
    x = 282,763.23

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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.