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Finding the Fourth Proportional to 364,963.60, 547,072.80 and 246,646.90

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Solution

The fourth proportional to 364,963.60, 547,072.80 and 246,646.90 is: 369,718.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,963.60 : 547,072.80 = 246,646.90 : x
  2. Step 2: Convert to fraction form
    364,963.60/547,072.80 = 246,646.90/x
  3. Step 3: Cross multiply
    364,963.60x = 547,072.80 × 246,646.90
  4. Step 4: Simplify right side
    364,963.60x = 134,933,810,194.32
  5. Step 5: Solve for x
    x = 134,933,810,194.32/364,963.60
  6. Step 6: Final answer
    x = 369,718.54

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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.