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Finding the Fourth Proportional to 367,531.68, 507,218.91 and 204,207.89

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Solution

The fourth proportional to 367,531.68, 507,218.91 and 204,207.89 is: 281,820.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,531.68 : 507,218.91 = 204,207.89 : x
  2. Step 2: Convert to fraction form
    367,531.68/507,218.91 = 204,207.89/x
  3. Step 3: Cross multiply
    367,531.68x = 507,218.91 × 204,207.89
  4. Step 4: Simplify right side
    367,531.68x = 103,578,101,226.00
  5. Step 5: Solve for x
    x = 103,578,101,226.00/367,531.68
  6. Step 6: Final answer
    x = 281,820.88

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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.