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Finding the Fourth Proportional to 516,033.55, 772,871.84 and 246,351.39

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Solution

The fourth proportional to 516,033.55, 772,871.84 and 246,351.39 is: 368,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,033.55 : 772,871.84 = 246,351.39 : x
  2. Step 2: Convert to fraction form
    516,033.55/772,871.84 = 246,351.39/x
  3. Step 3: Cross multiply
    516,033.55x = 772,871.84 × 246,351.39
  4. Step 4: Simplify right side
    516,033.55x = 190,398,052,691.74
  5. Step 5: Solve for x
    x = 190,398,052,691.74/516,033.55
  6. Step 6: Final answer
    x = 368,964.49

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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.