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Finding the Fourth Proportional to 606,352.20, 908,216.10 and 325,541.40

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Solution

The fourth proportional to 606,352.20, 908,216.10 and 325,541.40 is: 487,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,352.20 : 908,216.10 = 325,541.40 : x
  2. Step 2: Convert to fraction form
    606,352.20/908,216.10 = 325,541.40/x
  3. Step 3: Cross multiply
    606,352.20x = 908,216.10 × 325,541.40
  4. Step 4: Simplify right side
    606,352.20x = 295,661,940,696.54
  5. Step 5: Solve for x
    x = 295,661,940,696.54/606,352.20
  6. Step 6: Final answer
    x = 487,607.60

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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.