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Finding the Third Proportional to 530,142.75 and 1,159,242.75

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Solution

The third proportional to 530,142.75 and 1,159,242.75 is: 2,534,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,142.75 : 1,159,242.75 = 1,159,242.75 : x
  2. Step 2: Convert to fraction form
    530,142.75/1,159,242.75 = 1,159,242.75/x
  3. Step 3: Cross multiply
    530,142.75x = 1,159,242.75 × 1,159,242.75
  4. Step 4: Simplify right side
    530,142.75x = 1,343,843,753,427.56
  5. Step 5: Solve for x
    x = 1,343,843,753,427.56/530,142.75
  6. Step 6: Final answer
    x = 2,534,871.51

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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.