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Finding the Fourth Proportional to 557,495.73, 836,344.40 and 203,007.33

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Solution

The fourth proportional to 557,495.73, 836,344.40 and 203,007.33 is: 304,547.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,495.73 : 836,344.40 = 203,007.33 : x
  2. Step 2: Convert to fraction form
    557,495.73/836,344.40 = 203,007.33/x
  3. Step 3: Cross multiply
    557,495.73x = 836,344.40 × 203,007.33
  4. Step 4: Simplify right side
    557,495.73x = 169,784,042,589.42
  5. Step 5: Solve for x
    x = 169,784,042,589.42/557,495.73
  6. Step 6: Final answer
    x = 304,547.70

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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.