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Finding the Third Proportional to 713,190 and 1,554,324

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Solution

The third proportional to 713,190 and 1,554,324 is: 3,387,488.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,190 : 1,554,324 = 1,554,324 : x
  2. Step 2: Convert to fraction form
    713,190/1,554,324 = 1,554,324/x
  3. Step 3: Cross multiply
    713,190x = 1,554,324 × 1,554,324
  4. Step 4: Simplify right side
    713,190x = 2,415,923,096,976
  5. Step 5: Solve for x
    x = 2,415,923,096,976/713,190
  6. Step 6: Final answer
    x = 3,387,488.74

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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.