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Finding the Fourth Proportional to 503,698.67, 755,366.55 and 166,677.11

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Solution

The fourth proportional to 503,698.67, 755,366.55 and 166,677.11 is: 249,955.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,698.67 : 755,366.55 = 166,677.11 : x
  2. Step 2: Convert to fraction form
    503,698.67/755,366.55 = 166,677.11/x
  3. Step 3: Cross multiply
    503,698.67x = 755,366.55 × 166,677.11
  4. Step 4: Simplify right side
    503,698.67x = 125,902,313,544.67
  5. Step 5: Solve for x
    x = 125,902,313,544.67/503,698.67
  6. Step 6: Final answer
    x = 249,955.62

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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.