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Finding the Third Proportional to 792,990.75 and 1,762,561.50

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Solution

The third proportional to 792,990.75 and 1,762,561.50 is: 3,917,603.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,990.75 : 1,762,561.50 = 1,762,561.50 : x
  2. Step 2: Convert to fraction form
    792,990.75/1,762,561.50 = 1,762,561.50/x
  3. Step 3: Cross multiply
    792,990.75x = 1,762,561.50 × 1,762,561.50
  4. Step 4: Simplify right side
    792,990.75x = 3,106,623,041,282.25
  5. Step 5: Solve for x
    x = 3,106,623,041,282.25/792,990.75
  6. Step 6: Final answer
    x = 3,917,603.13

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.