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Finding the Third Proportional to 850,428 and 1,304,923.50

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Solution

The third proportional to 850,428 and 1,304,923.50 is: 2,002,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,428 : 1,304,923.50 = 1,304,923.50 : x
  2. Step 2: Convert to fraction form
    850,428/1,304,923.50 = 1,304,923.50/x
  3. Step 3: Cross multiply
    850,428x = 1,304,923.50 × 1,304,923.50
  4. Step 4: Simplify right side
    850,428x = 1,702,825,340,852.25
  5. Step 5: Solve for x
    x = 1,702,825,340,852.25/850,428
  6. Step 6: Final answer
    x = 2,002,315.71

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.