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Finding the Third Proportional to 18,913,196 and 29,953,182

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Solution

The third proportional to 18,913,196 and 29,953,182 is: 47,437,414.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,913,196 : 29,953,182 = 29,953,182 : x
  2. Step 2: Convert to fraction form
    18,913,196/29,953,182 = 29,953,182/x
  3. Step 3: Cross multiply
    18,913,196x = 29,953,182 × 29,953,182
  4. Step 4: Simplify right side
    18,913,196x = 897,193,111,925,124
  5. Step 5: Solve for x
    x = 897,193,111,925,124/18,913,196
  6. Step 6: Final answer
    x = 47,437,414.17

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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.