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Finding the Third Proportional to 18,903,564 and 28,349,514

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Solution

The third proportional to 18,903,564 and 28,349,514 is: 42,515,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,903,564 : 28,349,514 = 28,349,514 : x
  2. Step 2: Convert to fraction form
    18,903,564/28,349,514 = 28,349,514/x
  3. Step 3: Cross multiply
    18,903,564x = 28,349,514 × 28,349,514
  4. Step 4: Simplify right side
    18,903,564x = 803,694,944,036,196
  5. Step 5: Solve for x
    x = 803,694,944,036,196/18,903,564
  6. Step 6: Final answer
    x = 42,515,524.80

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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.