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Finding the Third Proportional to 172,583,608 and 370,781,352

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Solution

The third proportional to 172,583,608 and 370,781,352 is: 796,592,518.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,583,608 : 370,781,352 = 370,781,352 : x
  2. Step 2: Convert to fraction form
    172,583,608/370,781,352 = 370,781,352/x
  3. Step 3: Cross multiply
    172,583,608x = 370,781,352 × 370,781,352
  4. Step 4: Simplify right side
    172,583,608x = 137,478,810,990,947,904
  5. Step 5: Solve for x
    x = 137,478,810,990,947,904/172,583,608
  6. Step 6: Final answer
    x = 796,592,518.75

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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.