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Finding the Third Proportional to 42,752 and 93,370

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Solution

The third proportional to 42,752 and 93,370 is: 203,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,752 : 93,370 = 93,370 : x
  2. Step 2: Convert to fraction form
    42,752/93,370 = 93,370/x
  3. Step 3: Cross multiply
    42,752x = 93,370 × 93,370
  4. Step 4: Simplify right side
    42,752x = 8,717,956,900
  5. Step 5: Solve for x
    x = 8,717,956,900/42,752
  6. Step 6: Final answer
    x = 203,919.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.