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Finding the Third Proportional to 2,359,563.75 and 3,643,660.50

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Solution

The third proportional to 2,359,563.75 and 3,643,660.50 is: 5,626,574.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359,563.75 : 3,643,660.50 = 3,643,660.50 : x
  2. Step 2: Convert to fraction form
    2,359,563.75/3,643,660.50 = 3,643,660.50/x
  3. Step 3: Cross multiply
    2,359,563.75x = 3,643,660.50 × 3,643,660.50
  4. Step 4: Simplify right side
    2,359,563.75x = 13,276,261,839,260.25
  5. Step 5: Solve for x
    x = 13,276,261,839,260.25/2,359,563.75
  6. Step 6: Final answer
    x = 5,626,574.76

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.