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Finding the Third Proportional to 1,869,567.96 and 4,066,703.72

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Solution

The third proportional to 1,869,567.96 and 4,066,703.72 is: 8,845,936.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,567.96 : 4,066,703.72 = 4,066,703.72 : x
  2. Step 2: Convert to fraction form
    1,869,567.96/4,066,703.72 = 4,066,703.72/x
  3. Step 3: Cross multiply
    1,869,567.96x = 4,066,703.72 × 4,066,703.72
  4. Step 4: Simplify right side
    1,869,567.96x = 16,538,079,136,095.08
  5. Step 5: Solve for x
    x = 16,538,079,136,095.08/1,869,567.96
  6. Step 6: Final answer
    x = 8,845,936.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.