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Finding the Fourth Proportional to 374,060.60, 516,195.40 and 204,295.40

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Solution

The fourth proportional to 374,060.60, 516,195.40 and 204,295.40 is: 281,923.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,060.60 : 516,195.40 = 204,295.40 : x
  2. Step 2: Convert to fraction form
    374,060.60/516,195.40 = 204,295.40/x
  3. Step 3: Cross multiply
    374,060.60x = 516,195.40 × 204,295.40
  4. Step 4: Simplify right side
    374,060.60x = 105,456,345,721.16
  5. Step 5: Solve for x
    x = 105,456,345,721.16/374,060.60
  6. Step 6: Final answer
    x = 281,923.16

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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.