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Finding the Third Proportional to 724,509 and 1,588,986

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Solution

The third proportional to 724,509 and 1,588,986 is: 3,484,948.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,509 : 1,588,986 = 1,588,986 : x
  2. Step 2: Convert to fraction form
    724,509/1,588,986 = 1,588,986/x
  3. Step 3: Cross multiply
    724,509x = 1,588,986 × 1,588,986
  4. Step 4: Simplify right side
    724,509x = 2,524,876,508,196
  5. Step 5: Solve for x
    x = 2,524,876,508,196/724,509
  6. Step 6: Final answer
    x = 3,484,948.44

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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.