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Finding the Third Proportional to 10,242,072 and 22,070,448

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Solution

The third proportional to 10,242,072 and 22,070,448 is: 47,559,192.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242,072 : 22,070,448 = 22,070,448 : x
  2. Step 2: Convert to fraction form
    10,242,072/22,070,448 = 22,070,448/x
  3. Step 3: Cross multiply
    10,242,072x = 22,070,448 × 22,070,448
  4. Step 4: Simplify right side
    10,242,072x = 487,104,674,920,704
  5. Step 5: Solve for x
    x = 487,104,674,920,704/10,242,072
  6. Step 6: Final answer
    x = 47,559,192.60

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.