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Finding the Fourth Proportional to 557,754.48, 836,732.16 and 203,266.08

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Solution

The fourth proportional to 557,754.48, 836,732.16 and 203,266.08 is: 304,935.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,754.48 : 836,732.16 = 203,266.08 : x
  2. Step 2: Convert to fraction form
    557,754.48/836,732.16 = 203,266.08/x
  3. Step 3: Cross multiply
    557,754.48x = 836,732.16 × 203,266.08
  4. Step 4: Simplify right side
    557,754.48x = 170,079,266,173.13
  5. Step 5: Solve for x
    x = 170,079,266,173.13/557,754.48
  6. Step 6: Final answer
    x = 304,935.72

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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.