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Finding the Fourth Proportional to 503,696.67, 755,363.55 and 166,675.11

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Solution

The fourth proportional to 503,696.67, 755,363.55 and 166,675.11 is: 249,952.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,696.67 : 755,363.55 = 166,675.11 : x
  2. Step 2: Convert to fraction form
    503,696.67/755,363.55 = 166,675.11/x
  3. Step 3: Cross multiply
    503,696.67x = 755,363.55 × 166,675.11
  4. Step 4: Simplify right side
    503,696.67x = 125,900,302,786.24
  5. Step 5: Solve for x
    x = 125,900,302,786.24/503,696.67
  6. Step 6: Final answer
    x = 249,952.62

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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.