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Finding the Third Proportional to 252,312,819.75 and 368,890,166.25

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Solution

The third proportional to 252,312,819.75 and 368,890,166.25 is: 539,330,323.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,312,819.75 : 368,890,166.25 = 368,890,166.25 : x
  2. Step 2: Convert to fraction form
    252,312,819.75/368,890,166.25 = 368,890,166.25/x
  3. Step 3: Cross multiply
    252,312,819.75x = 368,890,166.25 × 368,890,166.25
  4. Step 4: Simplify right side
    252,312,819.75x = 136,079,954,755,952,640
  5. Step 5: Solve for x
    x = 136,079,954,755,952,640/252,312,819.75
  6. Step 6: Final answer
    x = 539,330,323.73

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.