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Finding the Fourth Proportional to 424,893.43, 586,356.87 and 233,910.01

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Solution

The fourth proportional to 424,893.43, 586,356.87 and 233,910.01 is: 322,797.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,893.43 : 586,356.87 = 233,910.01 : x
  2. Step 2: Convert to fraction form
    424,893.43/586,356.87 = 233,910.01/x
  3. Step 3: Cross multiply
    424,893.43x = 586,356.87 × 233,910.01
  4. Step 4: Simplify right side
    424,893.43x = 137,154,741,325.27
  5. Step 5: Solve for x
    x = 137,154,741,325.27/424,893.43
  6. Step 6: Final answer
    x = 322,797.98

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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.