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Finding the Third Proportional to 245,116.13 and 528,936.75

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Solution

The third proportional to 245,116.13 and 528,936.75 is: 1,141,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,116.13 : 528,936.75 = 528,936.75 : x
  2. Step 2: Convert to fraction form
    245,116.13/528,936.75 = 528,936.75/x
  3. Step 3: Cross multiply
    245,116.13x = 528,936.75 × 528,936.75
  4. Step 4: Simplify right side
    245,116.13x = 279,774,085,500.56
  5. Step 5: Solve for x
    x = 279,774,085,500.56/245,116.13
  6. Step 6: Final answer
    x = 1,141,394.05

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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.