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Finding the Third Proportional to 6,668,220 and 10,604,121

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Solution

The third proportional to 6,668,220 and 10,604,121 is: 16,863,178.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668,220 : 10,604,121 = 10,604,121 : x
  2. Step 2: Convert to fraction form
    6,668,220/10,604,121 = 10,604,121/x
  3. Step 3: Cross multiply
    6,668,220x = 10,604,121 × 10,604,121
  4. Step 4: Simplify right side
    6,668,220x = 112,447,382,182,641
  5. Step 5: Solve for x
    x = 112,447,382,182,641/6,668,220
  6. Step 6: Final answer
    x = 16,863,178.21

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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.