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Finding the Third Proportional to 111,686.63 and 240,868.13

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Solution

The third proportional to 111,686.63 and 240,868.13 is: 519,466.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,686.63 : 240,868.13 = 240,868.13 : x
  2. Step 2: Convert to fraction form
    111,686.63/240,868.13 = 240,868.13/x
  3. Step 3: Cross multiply
    111,686.63x = 240,868.13 × 240,868.13
  4. Step 4: Simplify right side
    111,686.63x = 58,017,453,641.02
  5. Step 5: Solve for x
    x = 58,017,453,641.02/111,686.63
  6. Step 6: Final answer
    x = 519,466.44

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.