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Finding the Third Proportional to 527,918 and 849,981

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Solution

The third proportional to 527,918 and 849,981 is: 1,368,522.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,918 : 849,981 = 849,981 : x
  2. Step 2: Convert to fraction form
    527,918/849,981 = 849,981/x
  3. Step 3: Cross multiply
    527,918x = 849,981 × 849,981
  4. Step 4: Simplify right side
    527,918x = 722,467,700,361
  5. Step 5: Solve for x
    x = 722,467,700,361/527,918
  6. Step 6: Final answer
    x = 1,368,522.57

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.