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Finding the Fourth Proportional to 374,379.34, 516,635.82 and 204,614.68

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Solution

The fourth proportional to 374,379.34, 516,635.82 and 204,614.68 is: 282,364.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,379.34 : 516,635.82 = 204,614.68 : x
  2. Step 2: Convert to fraction form
    374,379.34/516,635.82 = 204,614.68/x
  3. Step 3: Cross multiply
    374,379.34x = 516,635.82 × 204,614.68
  4. Step 4: Simplify right side
    374,379.34x = 105,711,272,985.84
  5. Step 5: Solve for x
    x = 105,711,272,985.84/374,379.34
  6. Step 6: Final answer
    x = 282,364.07

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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.