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Finding the Third Proportional to 28,356.54 and 43,526.11

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Solution

The third proportional to 28,356.54 and 43,526.11 is: 66,810.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,356.54 : 43,526.11 = 43,526.11 : x
  2. Step 2: Convert to fraction form
    28,356.54/43,526.11 = 43,526.11/x
  3. Step 3: Cross multiply
    28,356.54x = 43,526.11 × 43,526.11
  4. Step 4: Simplify right side
    28,356.54x = 1,894,522,197.32
  5. Step 5: Solve for x
    x = 1,894,522,197.32/28,356.54
  6. Step 6: Final answer
    x = 66,810.77

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.