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Finding the Third Proportional to 302,062 and 479,877

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Solution

The third proportional to 302,062 and 479,877 is: 762,366.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,062 : 479,877 = 479,877 : x
  2. Step 2: Convert to fraction form
    302,062/479,877 = 479,877/x
  3. Step 3: Cross multiply
    302,062x = 479,877 × 479,877
  4. Step 4: Simplify right side
    302,062x = 230,281,935,129
  5. Step 5: Solve for x
    x = 230,281,935,129/302,062
  6. Step 6: Final answer
    x = 762,366.45

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.