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Finding the Third Proportional to 5,390.88 and 8,053.13

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Solution

The third proportional to 5,390.88 and 8,053.13 is: 12,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390.88 : 8,053.13 = 8,053.13 : x
  2. Step 2: Convert to fraction form
    5,390.88/8,053.13 = 8,053.13/x
  3. Step 3: Cross multiply
    5,390.88x = 8,053.13 × 8,053.13
  4. Step 4: Simplify right side
    5,390.88x = 64,852,822.27
  5. Step 5: Solve for x
    x = 64,852,822.27/5,390.88
  6. Step 6: Final answer
    x = 12,030.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.