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Finding the Third Proportional to 710,727 and 1,554,315

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Solution

The third proportional to 710,727 and 1,554,315 is: 3,399,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,727 : 1,554,315 = 1,554,315 : x
  2. Step 2: Convert to fraction form
    710,727/1,554,315 = 1,554,315/x
  3. Step 3: Cross multiply
    710,727x = 1,554,315 × 1,554,315
  4. Step 4: Simplify right side
    710,727x = 2,415,895,119,225
  5. Step 5: Solve for x
    x = 2,415,895,119,225/710,727
  6. Step 6: Final answer
    x = 3,399,188.60

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.