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Finding the Fourth Proportional to 483,637.43, 667,212.63 and 302,034.08

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Solution

The fourth proportional to 483,637.43, 667,212.63 and 302,034.08 is: 416,677.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,637.43 : 667,212.63 = 302,034.08 : x
  2. Step 2: Convert to fraction form
    483,637.43/667,212.63 = 302,034.08/x
  3. Step 3: Cross multiply
    483,637.43x = 667,212.63 × 302,034.08
  4. Step 4: Simplify right side
    483,637.43x = 201,520,953,401.83
  5. Step 5: Solve for x
    x = 201,520,953,401.83/483,637.43
  6. Step 6: Final answer
    x = 416,677.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.