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Finding the Third Proportional to 28,765,280 and 61,799,476

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Solution

The third proportional to 28,765,280 and 61,799,476 is: 132,770,313.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,765,280 : 61,799,476 = 61,799,476 : x
  2. Step 2: Convert to fraction form
    28,765,280/61,799,476 = 61,799,476/x
  3. Step 3: Cross multiply
    28,765,280x = 61,799,476 × 61,799,476
  4. Step 4: Simplify right side
    28,765,280x = 3,819,175,233,874,576
  5. Step 5: Solve for x
    x = 3,819,175,233,874,576/28,765,280
  6. Step 6: Final answer
    x = 132,770,313.16

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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.