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Finding the Fourth Proportional to 441,671.94, 662,569.92 and 217,041.24

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Solution

The fourth proportional to 441,671.94, 662,569.92 and 217,041.24 is: 325,592.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,671.94 : 662,569.92 = 217,041.24 : x
  2. Step 2: Convert to fraction form
    441,671.94/662,569.92 = 217,041.24/x
  3. Step 3: Cross multiply
    441,671.94x = 662,569.92 × 217,041.24
  4. Step 4: Simplify right side
    441,671.94x = 143,804,997,023.50
  5. Step 5: Solve for x
    x = 143,804,997,023.50/441,671.94
  6. Step 6: Final answer
    x = 325,592.33

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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.