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Finding the Third Proportional to 113,860.69 and 245,237.07

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Solution

The third proportional to 113,860.69 and 245,237.07 is: 528,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,860.69 : 245,237.07 = 245,237.07 : x
  2. Step 2: Convert to fraction form
    113,860.69/245,237.07 = 245,237.07/x
  3. Step 3: Cross multiply
    113,860.69x = 245,237.07 × 245,237.07
  4. Step 4: Simplify right side
    113,860.69x = 60,141,221,134.44
  5. Step 5: Solve for x
    x = 60,141,221,134.44/113,860.69
  6. Step 6: Final answer
    x = 528,200.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.