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Finding the Fourth Proportional to 2,191,476, 3,287,214 and 594,039.09

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Solution

The fourth proportional to 2,191,476, 3,287,214 and 594,039.09 is: 891,058.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,476 : 3,287,214 = 594,039.09 : x
  2. Step 2: Convert to fraction form
    2,191,476/3,287,214 = 594,039.09/x
  3. Step 3: Cross multiply
    2,191,476x = 3,287,214 × 594,039.09
  4. Step 4: Simplify right side
    2,191,476x = 1,952,733,613,195.26
  5. Step 5: Solve for x
    x = 1,952,733,613,195.26/2,191,476
  6. Step 6: Final answer
    x = 891,058.64

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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.