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Finding the Third Proportional to 356,855.25 and 525,424.88

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Solution

The third proportional to 356,855.25 and 525,424.88 is: 773,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,855.25 : 525,424.88 = 525,424.88 : x
  2. Step 2: Convert to fraction form
    356,855.25/525,424.88 = 525,424.88/x
  3. Step 3: Cross multiply
    356,855.25x = 525,424.88 × 525,424.88
  4. Step 4: Simplify right side
    356,855.25x = 276,071,299,268.77
  5. Step 5: Solve for x
    x = 276,071,299,268.77/356,855.25
  6. Step 6: Final answer
    x = 773,622.64

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.