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Finding the Fourth Proportional to 333,522.61, 500,132.63 and 143,893.31

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Solution

The fourth proportional to 333,522.61, 500,132.63 and 143,893.31 is: 215,774.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,522.61 : 500,132.63 = 143,893.31 : x
  2. Step 2: Convert to fraction form
    333,522.61/500,132.63 = 143,893.31/x
  3. Step 3: Cross multiply
    333,522.61x = 500,132.63 × 143,893.31
  4. Step 4: Simplify right side
    333,522.61x = 71,965,737,428.78
  5. Step 5: Solve for x
    x = 71,965,737,428.78/333,522.61
  6. Step 6: Final answer
    x = 215,774.69

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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.