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Finding the Third Proportional to 48,579 and 105,459.75

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Solution

The third proportional to 48,579 and 105,459.75 is: 228,941.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,579 : 105,459.75 = 105,459.75 : x
  2. Step 2: Convert to fraction form
    48,579/105,459.75 = 105,459.75/x
  3. Step 3: Cross multiply
    48,579x = 105,459.75 × 105,459.75
  4. Step 4: Simplify right side
    48,579x = 11,121,758,870.06
  5. Step 5: Solve for x
    x = 11,121,758,870.06/48,579
  6. Step 6: Final answer
    x = 228,941.70

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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.