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Finding the Third Proportional to 18,953,416 and 27,719,294

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Solution

The third proportional to 18,953,416 and 27,719,294 is: 40,539,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953,416 : 27,719,294 = 27,719,294 : x
  2. Step 2: Convert to fraction form
    18,953,416/27,719,294 = 27,719,294/x
  3. Step 3: Cross multiply
    18,953,416x = 27,719,294 × 27,719,294
  4. Step 4: Simplify right side
    18,953,416x = 768,359,259,858,436
  5. Step 5: Solve for x
    x = 768,359,259,858,436/18,953,416
  6. Step 6: Final answer
    x = 40,539,355.01

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.