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Finding the Third Proportional to 696,274 and 939,426

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Solution

The third proportional to 696,274 and 939,426 is: 1,267,491.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,274 : 939,426 = 939,426 : x
  2. Step 2: Convert to fraction form
    696,274/939,426 = 939,426/x
  3. Step 3: Cross multiply
    696,274x = 939,426 × 939,426
  4. Step 4: Simplify right side
    696,274x = 882,521,209,476
  5. Step 5: Solve for x
    x = 882,521,209,476/696,274
  6. Step 6: Final answer
    x = 1,267,491.26

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.