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Finding the Third Proportional to 15,435 and 23,368.50

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Solution

The third proportional to 15,435 and 23,368.50 is: 35,379.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435 : 23,368.50 = 23,368.50 : x
  2. Step 2: Convert to fraction form
    15,435/23,368.50 = 23,368.50/x
  3. Step 3: Cross multiply
    15,435x = 23,368.50 × 23,368.50
  4. Step 4: Simplify right side
    15,435x = 546,086,792.25
  5. Step 5: Solve for x
    x = 546,086,792.25/15,435
  6. Step 6: Final answer
    x = 35,379.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.