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Finding the Fourth Proportional to 362,009.53, 499,565.52 and 200,861.11

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Solution

The fourth proportional to 362,009.53, 499,565.52 and 200,861.11 is: 277,184.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,009.53 : 499,565.52 = 200,861.11 : x
  2. Step 2: Convert to fraction form
    362,009.53/499,565.52 = 200,861.11/x
  3. Step 3: Cross multiply
    362,009.53x = 499,565.52 × 200,861.11
  4. Step 4: Simplify right side
    362,009.53x = 100,343,284,864.93
  5. Step 5: Solve for x
    x = 100,343,284,864.93/362,009.53
  6. Step 6: Final answer
    x = 277,184.10

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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.