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Finding the Fourth Proportional to 374,460.66, 516,755.97 and 204,694.83

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Solution

The fourth proportional to 374,460.66, 516,755.97 and 204,694.83 is: 282,479.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,460.66 : 516,755.97 = 204,694.83 : x
  2. Step 2: Convert to fraction form
    374,460.66/516,755.97 = 204,694.83/x
  3. Step 3: Cross multiply
    374,460.66x = 516,755.97 × 204,694.83
  4. Step 4: Simplify right side
    374,460.66x = 105,777,275,430.64
  5. Step 5: Solve for x
    x = 105,777,275,430.64/374,460.66
  6. Step 6: Final answer
    x = 282,479.01

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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.