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Finding the Third Proportional to 116,890.13 and 255,650.25

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Solution

The third proportional to 116,890.13 and 255,650.25 is: 559,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,890.13 : 255,650.25 = 255,650.25 : x
  2. Step 2: Convert to fraction form
    116,890.13/255,650.25 = 255,650.25/x
  3. Step 3: Cross multiply
    116,890.13x = 255,650.25 × 255,650.25
  4. Step 4: Simplify right side
    116,890.13x = 65,357,050,325.06
  5. Step 5: Solve for x
    x = 65,357,050,325.06/116,890.13
  6. Step 6: Final answer
    x = 559,132.35

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.