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Finding the Third Proportional to 818,310 and 1,776,588

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Solution

The third proportional to 818,310 and 1,776,588 is: 3,857,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,310 : 1,776,588 = 1,776,588 : x
  2. Step 2: Convert to fraction form
    818,310/1,776,588 = 1,776,588/x
  3. Step 3: Cross multiply
    818,310x = 1,776,588 × 1,776,588
  4. Step 4: Simplify right side
    818,310x = 3,156,264,921,744
  5. Step 5: Solve for x
    x = 3,156,264,921,744/818,310
  6. Step 6: Final answer
    x = 3,857,052.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.