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Finding the Third Proportional to 939,340.13 and 1,406,532.38

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Solution

The third proportional to 939,340.13 and 1,406,532.38 is: 2,106,088.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,340.13 : 1,406,532.38 = 1,406,532.38 : x
  2. Step 2: Convert to fraction form
    939,340.13/1,406,532.38 = 1,406,532.38/x
  3. Step 3: Cross multiply
    939,340.13x = 1,406,532.38 × 1,406,532.38
  4. Step 4: Simplify right side
    939,340.13x = 1,978,333,321,923.14
  5. Step 5: Solve for x
    x = 1,978,333,321,923.14/939,340.13
  6. Step 6: Final answer
    x = 2,106,088.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.