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Finding the Fourth Proportional to 374,347.35, 516,599.63 and 204,581.49

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Solution

The fourth proportional to 374,347.35, 516,599.63 and 204,581.49 is: 282,322.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,347.35 : 516,599.63 = 204,581.49 : x
  2. Step 2: Convert to fraction form
    374,347.35/516,599.63 = 204,581.49/x
  3. Step 3: Cross multiply
    374,347.35x = 516,599.63 × 204,581.49
  4. Step 4: Simplify right side
    374,347.35x = 105,686,721,015.94
  5. Step 5: Solve for x
    x = 105,686,721,015.94/374,347.35
  6. Step 6: Final answer
    x = 282,322.61

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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.