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Finding the Third Proportional to 1,695,790.69 and 3,727,809.84

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Solution

The third proportional to 1,695,790.69 and 3,727,809.84 is: 8,194,741.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,790.69 : 3,727,809.84 = 3,727,809.84 : x
  2. Step 2: Convert to fraction form
    1,695,790.69/3,727,809.84 = 3,727,809.84/x
  3. Step 3: Cross multiply
    1,695,790.69x = 3,727,809.84 × 3,727,809.84
  4. Step 4: Simplify right side
    1,695,790.69x = 13,896,566,231,159.40
  5. Step 5: Solve for x
    x = 13,896,566,231,159.40/1,695,790.69
  6. Step 6: Final answer
    x = 8,194,741.45

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.