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Finding the Fourth Proportional to 591,137.70, 886,706.55 and 164,672.70

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Solution

The fourth proportional to 591,137.70, 886,706.55 and 164,672.70 is: 247,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,137.70 : 886,706.55 = 164,672.70 : x
  2. Step 2: Convert to fraction form
    591,137.70/886,706.55 = 164,672.70/x
  3. Step 3: Cross multiply
    591,137.70x = 886,706.55 × 164,672.70
  4. Step 4: Simplify right side
    591,137.70x = 146,016,361,696.19
  5. Step 5: Solve for x
    x = 146,016,361,696.19/591,137.70
  6. Step 6: Final answer
    x = 247,009.05

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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.