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Finding the Third Proportional to 1,720,191.94 and 2,732,841.28

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Solution

The third proportional to 1,720,191.94 and 2,732,841.28 is: 4,341,621.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,191.94 : 2,732,841.28 = 2,732,841.28 : x
  2. Step 2: Convert to fraction form
    1,720,191.94/2,732,841.28 = 2,732,841.28/x
  3. Step 3: Cross multiply
    1,720,191.94x = 2,732,841.28 × 2,732,841.28
  4. Step 4: Simplify right side
    1,720,191.94x = 7,468,421,468,504.14
  5. Step 5: Solve for x
    x = 7,468,421,468,504.14/1,720,191.94
  6. Step 6: Final answer
    x = 4,341,621.02

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.