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Finding the Third Proportional to 253,090.13 and 534,628.13

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Solution

The third proportional to 253,090.13 and 534,628.13 is: 1,129,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,090.13 : 534,628.13 = 534,628.13 : x
  2. Step 2: Convert to fraction form
    253,090.13/534,628.13 = 534,628.13/x
  3. Step 3: Cross multiply
    253,090.13x = 534,628.13 × 534,628.13
  4. Step 4: Simplify right side
    253,090.13x = 285,827,232,041.02
  5. Step 5: Solve for x
    x = 285,827,232,041.02/253,090.13
  6. Step 6: Final answer
    x = 1,129,349.60

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.