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Finding the Third Proportional to 51,296,382 and 76,688,532

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Solution

The third proportional to 51,296,382 and 76,688,532 is: 114,650,014.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,296,382 : 76,688,532 = 76,688,532 : x
  2. Step 2: Convert to fraction form
    51,296,382/76,688,532 = 76,688,532/x
  3. Step 3: Cross multiply
    51,296,382x = 76,688,532 × 76,688,532
  4. Step 4: Simplify right side
    51,296,382x = 5,881,130,940,315,024
  5. Step 5: Solve for x
    x = 5,881,130,940,315,024/51,296,382
  6. Step 6: Final answer
    x = 114,650,014.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.