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Finding the Third Proportional to 369,583.88 and 485,282.25

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Solution

The third proportional to 369,583.88 and 485,282.25 is: 637,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,583.88 : 485,282.25 = 485,282.25 : x
  2. Step 2: Convert to fraction form
    369,583.88/485,282.25 = 485,282.25/x
  3. Step 3: Cross multiply
    369,583.88x = 485,282.25 × 485,282.25
  4. Step 4: Simplify right side
    369,583.88x = 235,498,862,165.06
  5. Step 5: Solve for x
    x = 235,498,862,165.06/369,583.88
  6. Step 6: Final answer
    x = 637,200.05

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.