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Finding the Third Proportional to 15,459.75 and 23,919.75

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Solution

The third proportional to 15,459.75 and 23,919.75 is: 37,009.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459.75 : 23,919.75 = 23,919.75 : x
  2. Step 2: Convert to fraction form
    15,459.75/23,919.75 = 23,919.75/x
  3. Step 3: Cross multiply
    15,459.75x = 23,919.75 × 23,919.75
  4. Step 4: Simplify right side
    15,459.75x = 572,154,440.06
  5. Step 5: Solve for x
    x = 572,154,440.06/15,459.75
  6. Step 6: Final answer
    x = 37,009.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.