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Finding the Third Proportional to 42,528 and 92,445

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Solution

The third proportional to 42,528 and 92,445 is: 200,951.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,528 : 92,445 = 92,445 : x
  2. Step 2: Convert to fraction form
    42,528/92,445 = 92,445/x
  3. Step 3: Cross multiply
    42,528x = 92,445 × 92,445
  4. Step 4: Simplify right side
    42,528x = 8,546,078,025
  5. Step 5: Solve for x
    x = 8,546,078,025/42,528
  6. Step 6: Final answer
    x = 200,951.80

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.