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Finding the Third Proportional to 9,133.50 and 14,490

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Solution

The third proportional to 9,133.50 and 14,490 is: 22,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.50 : 14,490 = 14,490 : x
  2. Step 2: Convert to fraction form
    9,133.50/14,490 = 14,490/x
  3. Step 3: Cross multiply
    9,133.50x = 14,490 × 14,490
  4. Step 4: Simplify right side
    9,133.50x = 209,960,100
  5. Step 5: Solve for x
    x = 209,960,100/9,133.50
  6. Step 6: Final answer
    x = 22,987.91

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.