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Finding the Fourth Proportional to 544,269.65, 816,407.08 and 165,193.67

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Solution

The fourth proportional to 544,269.65, 816,407.08 and 165,193.67 is: 247,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,269.65 : 816,407.08 = 165,193.67 : x
  2. Step 2: Convert to fraction form
    544,269.65/816,407.08 = 165,193.67/x
  3. Step 3: Cross multiply
    544,269.65x = 816,407.08 × 165,193.67
  4. Step 4: Simplify right side
    544,269.65x = 134,865,281,759.18
  5. Step 5: Solve for x
    x = 134,865,281,759.18/544,269.65
  6. Step 6: Final answer
    x = 247,791.30

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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.