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Finding the Third Proportional to 7,020 and 14,509.13

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Solution

The third proportional to 7,020 and 14,509.13 is: 29,987.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020 : 14,509.13 = 14,509.13 : x
  2. Step 2: Convert to fraction form
    7,020/14,509.13 = 14,509.13/x
  3. Step 3: Cross multiply
    7,020x = 14,509.13 × 14,509.13
  4. Step 4: Simplify right side
    7,020x = 210,514,708.27
  5. Step 5: Solve for x
    x = 210,514,708.27/7,020
  6. Step 6: Final answer
    x = 29,987.85

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.