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Finding the Third Proportional to 145,754.25 and 313,864.50

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Solution

The third proportional to 145,754.25 and 313,864.50 is: 675,870.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,754.25 : 313,864.50 = 313,864.50 : x
  2. Step 2: Convert to fraction form
    145,754.25/313,864.50 = 313,864.50/x
  3. Step 3: Cross multiply
    145,754.25x = 313,864.50 × 313,864.50
  4. Step 4: Simplify right side
    145,754.25x = 98,510,924,360.25
  5. Step 5: Solve for x
    x = 98,510,924,360.25/145,754.25
  6. Step 6: Final answer
    x = 675,870.00

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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.