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Finding the Third Proportional to 253,902 and 540,702

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Solution

The third proportional to 253,902 and 540,702 is: 1,151,462.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,902 : 540,702 = 540,702 : x
  2. Step 2: Convert to fraction form
    253,902/540,702 = 540,702/x
  3. Step 3: Cross multiply
    253,902x = 540,702 × 540,702
  4. Step 4: Simplify right side
    253,902x = 292,358,652,804
  5. Step 5: Solve for x
    x = 292,358,652,804/253,902
  6. Step 6: Final answer
    x = 1,151,462.58

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.