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Finding the Third Proportional to 9,830,043 and 21,549,645

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Solution

The third proportional to 9,830,043 and 21,549,645 is: 47,241,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,830,043 : 21,549,645 = 21,549,645 : x
  2. Step 2: Convert to fraction form
    9,830,043/21,549,645 = 21,549,645/x
  3. Step 3: Cross multiply
    9,830,043x = 21,549,645 × 21,549,645
  4. Step 4: Simplify right side
    9,830,043x = 464,387,199,626,025
  5. Step 5: Solve for x
    x = 464,387,199,626,025/9,830,043
  6. Step 6: Final answer
    x = 47,241,624.44

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.