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Finding the Fourth Proportional to 457,067.02, 684,222.70 and 246,065.26

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Solution

The fourth proportional to 457,067.02, 684,222.70 and 246,065.26 is: 368,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,067.02 : 684,222.70 = 246,065.26 : x
  2. Step 2: Convert to fraction form
    457,067.02/684,222.70 = 246,065.26/x
  3. Step 3: Cross multiply
    457,067.02x = 684,222.70 × 246,065.26
  4. Step 4: Simplify right side
    457,067.02x = 168,363,436,573.40
  5. Step 5: Solve for x
    x = 168,363,436,573.40/457,067.02
  6. Step 6: Final answer
    x = 368,356.13

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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.