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Finding the Third Proportional to 7,380,816 and 10,389,276

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Solution

The third proportional to 7,380,816 and 10,389,276 is: 14,624,000.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,816 : 10,389,276 = 10,389,276 : x
  2. Step 2: Convert to fraction form
    7,380,816/10,389,276 = 10,389,276/x
  3. Step 3: Cross multiply
    7,380,816x = 10,389,276 × 10,389,276
  4. Step 4: Simplify right side
    7,380,816x = 107,937,055,804,176
  5. Step 5: Solve for x
    x = 107,937,055,804,176/7,380,816
  6. Step 6: Final answer
    x = 14,624,000.35

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.