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Finding the Third Proportional to 9,207.50 and 14,403.50

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Solution

The third proportional to 9,207.50 and 14,403.50 is: 22,531.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.50 : 14,403.50 = 14,403.50 : x
  2. Step 2: Convert to fraction form
    9,207.50/14,403.50 = 14,403.50/x
  3. Step 3: Cross multiply
    9,207.50x = 14,403.50 × 14,403.50
  4. Step 4: Simplify right side
    9,207.50x = 207,460,812.25
  5. Step 5: Solve for x
    x = 207,460,812.25/9,207.50
  6. Step 6: Final answer
    x = 22,531.72

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.