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Finding the Third Proportional to 162,056.75 and 245,321

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Solution

The third proportional to 162,056.75 and 245,321 is: 371,366.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,056.75 : 245,321 = 245,321 : x
  2. Step 2: Convert to fraction form
    162,056.75/245,321 = 245,321/x
  3. Step 3: Cross multiply
    162,056.75x = 245,321 × 245,321
  4. Step 4: Simplify right side
    162,056.75x = 60,182,393,041
  5. Step 5: Solve for x
    x = 60,182,393,041/162,056.75
  6. Step 6: Final answer
    x = 371,366.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.