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Finding the Third Proportional to 296,532 and 458,982

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Solution

The third proportional to 296,532 and 458,982 is: 710,427.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,532 : 458,982 = 458,982 : x
  2. Step 2: Convert to fraction form
    296,532/458,982 = 458,982/x
  3. Step 3: Cross multiply
    296,532x = 458,982 × 458,982
  4. Step 4: Simplify right side
    296,532x = 210,664,476,324
  5. Step 5: Solve for x
    x = 210,664,476,324/296,532
  6. Step 6: Final answer
    x = 710,427.46

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.