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Finding the Third Proportional to 7,182,902 and 15,505,276

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Solution

The third proportional to 7,182,902 and 15,505,276 is: 33,470,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182,902 : 15,505,276 = 15,505,276 : x
  2. Step 2: Convert to fraction form
    7,182,902/15,505,276 = 15,505,276/x
  3. Step 3: Cross multiply
    7,182,902x = 15,505,276 × 15,505,276
  4. Step 4: Simplify right side
    7,182,902x = 240,413,583,836,176
  5. Step 5: Solve for x
    x = 240,413,583,836,176/7,182,902
  6. Step 6: Final answer
    x = 33,470,258.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.