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Finding the Third Proportional to 858,169.69 and 1,260,646.03

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Solution

The third proportional to 858,169.69 and 1,260,646.03 is: 1,851,881.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,169.69 : 1,260,646.03 = 1,260,646.03 : x
  2. Step 2: Convert to fraction form
    858,169.69/1,260,646.03 = 1,260,646.03/x
  3. Step 3: Cross multiply
    858,169.69x = 1,260,646.03 × 1,260,646.03
  4. Step 4: Simplify right side
    858,169.69x = 1,589,228,416,106.38
  5. Step 5: Solve for x
    x = 1,589,228,416,106.38/858,169.69
  6. Step 6: Final answer
    x = 1,851,881.32

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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.