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Finding the Third Proportional to 269,358 and 401,701.50

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Solution

The third proportional to 269,358 and 401,701.50 is: 599,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,358 : 401,701.50 = 401,701.50 : x
  2. Step 2: Convert to fraction form
    269,358/401,701.50 = 401,701.50/x
  3. Step 3: Cross multiply
    269,358x = 401,701.50 × 401,701.50
  4. Step 4: Simplify right side
    269,358x = 161,364,095,102.25
  5. Step 5: Solve for x
    x = 161,364,095,102.25/269,358
  6. Step 6: Final answer
    x = 599,069.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.