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Finding the Third Proportional to 401,882,242.50 and 865,343,367

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Solution

The third proportional to 401,882,242.50 and 865,343,367 is: 1,863,279,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,882,242.50 : 865,343,367 = 865,343,367 : x
  2. Step 2: Convert to fraction form
    401,882,242.50/865,343,367 = 865,343,367/x
  3. Step 3: Cross multiply
    401,882,242.50x = 865,343,367 × 865,343,367
  4. Step 4: Simplify right side
    401,882,242.50x = 748,819,142,810,896,640
  5. Step 5: Solve for x
    x = 748,819,142,810,896,640/401,882,242.50
  6. Step 6: Final answer
    x = 1,863,279,995.04

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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.