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Finding the Third Proportional to 9,319,588 and 19,934,840

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Solution

The third proportional to 9,319,588 and 19,934,840 is: 42,641,138.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319,588 : 19,934,840 = 19,934,840 : x
  2. Step 2: Convert to fraction form
    9,319,588/19,934,840 = 19,934,840/x
  3. Step 3: Cross multiply
    9,319,588x = 19,934,840 × 19,934,840
  4. Step 4: Simplify right side
    9,319,588x = 397,397,845,825,600
  5. Step 5: Solve for x
    x = 397,397,845,825,600/9,319,588
  6. Step 6: Final answer
    x = 42,641,138.84

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.