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Finding the Third Proportional to 19,432,670 and 29,041,905

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Solution

The third proportional to 19,432,670 and 29,041,905 is: 43,402,797.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432,670 : 29,041,905 = 29,041,905 : x
  2. Step 2: Convert to fraction form
    19,432,670/29,041,905 = 29,041,905/x
  3. Step 3: Cross multiply
    19,432,670x = 29,041,905 × 29,041,905
  4. Step 4: Simplify right side
    19,432,670x = 843,432,246,029,025
  5. Step 5: Solve for x
    x = 843,432,246,029,025/19,432,670
  6. Step 6: Final answer
    x = 43,402,797.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.