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Finding the Fourth Proportional to 367,804.16, 548,487.55 and 364,440.95

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Solution

The fourth proportional to 367,804.16, 548,487.55 and 364,440.95 is: 543,472.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,804.16 : 548,487.55 = 364,440.95 : x
  2. Step 2: Convert to fraction form
    367,804.16/548,487.55 = 364,440.95/x
  3. Step 3: Cross multiply
    367,804.16x = 548,487.55 × 364,440.95
  4. Step 4: Simplify right side
    367,804.16x = 199,891,326,640.36
  5. Step 5: Solve for x
    x = 199,891,326,640.36/367,804.16
  6. Step 6: Final answer
    x = 543,472.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.