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Finding the Third Proportional to 18,913,208 and 29,953,200

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Solution

The third proportional to 18,913,208 and 29,953,200 is: 47,437,441.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,913,208 : 29,953,200 = 29,953,200 : x
  2. Step 2: Convert to fraction form
    18,913,208/29,953,200 = 29,953,200/x
  3. Step 3: Cross multiply
    18,913,208x = 29,953,200 × 29,953,200
  4. Step 4: Simplify right side
    18,913,208x = 897,194,190,240,000
  5. Step 5: Solve for x
    x = 897,194,190,240,000/18,913,208
  6. Step 6: Final answer
    x = 47,437,441.09

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.