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Finding the Third Proportional to 4,130.16 and 5,887.69

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Solution

The third proportional to 4,130.16 and 5,887.69 is: 8,393.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.16 : 5,887.69 = 5,887.69 : x
  2. Step 2: Convert to fraction form
    4,130.16/5,887.69 = 5,887.69/x
  3. Step 3: Cross multiply
    4,130.16x = 5,887.69 × 5,887.69
  4. Step 4: Simplify right side
    4,130.16x = 34,664,864.10
  5. Step 5: Solve for x
    x = 34,664,864.10/4,130.16
  6. Step 6: Final answer
    x = 8,393.11

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.