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Finding the Third Proportional to 26,406,643 and 56,717,905

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Solution

The third proportional to 26,406,643 and 56,717,905 is: 121,822,404.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,406,643 : 56,717,905 = 56,717,905 : x
  2. Step 2: Convert to fraction form
    26,406,643/56,717,905 = 56,717,905/x
  3. Step 3: Cross multiply
    26,406,643x = 56,717,905 × 56,717,905
  4. Step 4: Simplify right side
    26,406,643x = 3,216,920,747,589,025
  5. Step 5: Solve for x
    x = 3,216,920,747,589,025/26,406,643
  6. Step 6: Final answer
    x = 121,822,404.60

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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.