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Finding the Third Proportional to 236,436.75 and 357,117.75

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Solution

The third proportional to 236,436.75 and 357,117.75 is: 539,396.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,436.75 : 357,117.75 = 357,117.75 : x
  2. Step 2: Convert to fraction form
    236,436.75/357,117.75 = 357,117.75/x
  3. Step 3: Cross multiply
    236,436.75x = 357,117.75 × 357,117.75
  4. Step 4: Simplify right side
    236,436.75x = 127,533,087,365.06
  5. Step 5: Solve for x
    x = 127,533,087,365.06/236,436.75
  6. Step 6: Final answer
    x = 539,396.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.