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Finding the Fourth Proportional to 534,207.30, 801,307.94 and 134,846.43

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Solution

The fourth proportional to 534,207.30, 801,307.94 and 134,846.43 is: 202,268.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,207.30 : 801,307.94 = 134,846.43 : x
  2. Step 2: Convert to fraction form
    534,207.30/801,307.94 = 134,846.43/x
  3. Step 3: Cross multiply
    534,207.30x = 801,307.94 × 134,846.43
  4. Step 4: Simplify right side
    534,207.30x = 108,053,514,365.42
  5. Step 5: Solve for x
    x = 108,053,514,365.42/534,207.30
  6. Step 6: Final answer
    x = 202,268.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.