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Finding the Third Proportional to 18,603,087 and 28,921,582

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Solution

The third proportional to 18,603,087 and 28,921,582 is: 44,963,392.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,603,087 : 28,921,582 = 28,921,582 : x
  2. Step 2: Convert to fraction form
    18,603,087/28,921,582 = 28,921,582/x
  3. Step 3: Cross multiply
    18,603,087x = 28,921,582 × 28,921,582
  4. Step 4: Simplify right side
    18,603,087x = 836,457,905,382,724
  5. Step 5: Solve for x
    x = 836,457,905,382,724/18,603,087
  6. Step 6: Final answer
    x = 44,963,392.66

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.