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Finding the Third Proportional to 82,282,811.25 and 176,948,902.50

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Solution

The third proportional to 82,282,811.25 and 176,948,902.50 is: 380,528,006.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,282,811.25 : 176,948,902.50 = 176,948,902.50 : x
  2. Step 2: Convert to fraction form
    82,282,811.25/176,948,902.50 = 176,948,902.50/x
  3. Step 3: Cross multiply
    82,282,811.25x = 176,948,902.50 × 176,948,902.50
  4. Step 4: Simplify right side
    82,282,811.25x = 31,310,914,095,954,508
  5. Step 5: Solve for x
    x = 31,310,914,095,954,508/82,282,811.25
  6. Step 6: Final answer
    x = 380,528,006.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.