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Finding the Third Proportional to 713,157 and 1,554,258

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Solution

The third proportional to 713,157 and 1,554,258 is: 3,387,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,157 : 1,554,258 = 1,554,258 : x
  2. Step 2: Convert to fraction form
    713,157/1,554,258 = 1,554,258/x
  3. Step 3: Cross multiply
    713,157x = 1,554,258 × 1,554,258
  4. Step 4: Simplify right side
    713,157x = 2,415,717,930,564
  5. Step 5: Solve for x
    x = 2,415,717,930,564/713,157
  6. Step 6: Final answer
    x = 3,387,357.81

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.