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Finding the Fourth Proportional to 374,337.62, 516,586.13 and 204,571.74

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Solution

The fourth proportional to 374,337.62, 516,586.13 and 204,571.74 is: 282,309.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,337.62 : 516,586.13 = 204,571.74 : x
  2. Step 2: Convert to fraction form
    374,337.62/516,586.13 = 204,571.74/x
  3. Step 3: Cross multiply
    374,337.62x = 516,586.13 × 204,571.74
  4. Step 4: Simplify right side
    374,337.62x = 105,678,922,451.11
  5. Step 5: Solve for x
    x = 105,678,922,451.11/374,337.62
  6. Step 6: Final answer
    x = 282,309.12

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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.