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Finding the Third Proportional to 52,870 and 70,484

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Solution

The third proportional to 52,870 and 70,484 is: 93,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,870 : 70,484 = 70,484 : x
  2. Step 2: Convert to fraction form
    52,870/70,484 = 70,484/x
  3. Step 3: Cross multiply
    52,870x = 70,484 × 70,484
  4. Step 4: Simplify right side
    52,870x = 4,967,994,256
  5. Step 5: Solve for x
    x = 4,967,994,256/52,870
  6. Step 6: Final answer
    x = 93,966.22

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.