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Finding the Third Proportional to 19,151,829 and 30,489,078

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Solution

The third proportional to 19,151,829 and 30,489,078 is: 48,537,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151,829 : 30,489,078 = 30,489,078 : x
  2. Step 2: Convert to fraction form
    19,151,829/30,489,078 = 30,489,078/x
  3. Step 3: Cross multiply
    19,151,829x = 30,489,078 × 30,489,078
  4. Step 4: Simplify right side
    19,151,829x = 929,583,877,290,084
  5. Step 5: Solve for x
    x = 929,583,877,290,084/19,151,829
  6. Step 6: Final answer
    x = 48,537,603.24

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.