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Finding the Third Proportional to 696,522 and 1,508,973

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Solution

The third proportional to 696,522 and 1,508,973 is: 3,269,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,522 : 1,508,973 = 1,508,973 : x
  2. Step 2: Convert to fraction form
    696,522/1,508,973 = 1,508,973/x
  3. Step 3: Cross multiply
    696,522x = 1,508,973 × 1,508,973
  4. Step 4: Simplify right side
    696,522x = 2,276,999,514,729
  5. Step 5: Solve for x
    x = 2,276,999,514,729/696,522
  6. Step 6: Final answer
    x = 3,269,099.20

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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.