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Finding the Fourth Proportional to 1,733,842.80, 2,601,791.65 and 965,983.22

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Solution

The fourth proportional to 1,733,842.80, 2,601,791.65 and 965,983.22 is: 1,449,547.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,842.80 : 2,601,791.65 = 965,983.22 : x
  2. Step 2: Convert to fraction form
    1,733,842.80/2,601,791.65 = 965,983.22/x
  3. Step 3: Cross multiply
    1,733,842.80x = 2,601,791.65 × 965,983.22
  4. Step 4: Simplify right side
    1,733,842.80x = 2,513,287,066,916.68
  5. Step 5: Solve for x
    x = 2,513,287,066,916.68/1,733,842.80
  6. Step 6: Final answer
    x = 1,449,547.25

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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.