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Finding the Third Proportional to 4,920,887 and 6,624,453

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Solution

The third proportional to 4,920,887 and 6,624,453 is: 8,917,777.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,887 : 6,624,453 = 6,624,453 : x
  2. Step 2: Convert to fraction form
    4,920,887/6,624,453 = 6,624,453/x
  3. Step 3: Cross multiply
    4,920,887x = 6,624,453 × 6,624,453
  4. Step 4: Simplify right side
    4,920,887x = 43,883,377,549,209
  5. Step 5: Solve for x
    x = 43,883,377,549,209/4,920,887
  6. Step 6: Final answer
    x = 8,917,777.94

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.