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Finding the Third Proportional to 165,672 and 357,576

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Solution

The third proportional to 165,672 and 357,576 is: 771,769.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,672 : 357,576 = 357,576 : x
  2. Step 2: Convert to fraction form
    165,672/357,576 = 357,576/x
  3. Step 3: Cross multiply
    165,672x = 357,576 × 357,576
  4. Step 4: Simplify right side
    165,672x = 127,860,595,776
  5. Step 5: Solve for x
    x = 127,860,595,776/165,672
  6. Step 6: Final answer
    x = 771,769.50

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.