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Finding the Third Proportional to 20,598,803.25 and 31,163,319

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Solution

The third proportional to 20,598,803.25 and 31,163,319 is: 47,146,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,598,803.25 : 31,163,319 = 31,163,319 : x
  2. Step 2: Convert to fraction form
    20,598,803.25/31,163,319 = 31,163,319/x
  3. Step 3: Cross multiply
    20,598,803.25x = 31,163,319 × 31,163,319
  4. Step 4: Simplify right side
    20,598,803.25x = 971,152,451,095,761
  5. Step 5: Solve for x
    x = 971,152,451,095,761/20,598,803.25
  6. Step 6: Final answer
    x = 47,146,061.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.