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Finding the Third Proportional to 19,383,564 and 30,411,276

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Solution

The third proportional to 19,383,564 and 30,411,276 is: 47,712,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383,564 : 30,411,276 = 30,411,276 : x
  2. Step 2: Convert to fraction form
    19,383,564/30,411,276 = 30,411,276/x
  3. Step 3: Cross multiply
    19,383,564x = 30,411,276 × 30,411,276
  4. Step 4: Simplify right side
    19,383,564x = 924,845,707,948,176
  5. Step 5: Solve for x
    x = 924,845,707,948,176/19,383,564
  6. Step 6: Final answer
    x = 47,712,882.31

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.