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Finding the Fourth Proportional to 417,963.06, 576,800.46 and 245,893.14

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Solution

The fourth proportional to 417,963.06, 576,800.46 and 245,893.14 is: 339,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,963.06 : 576,800.46 = 245,893.14 : x
  2. Step 2: Convert to fraction form
    417,963.06/576,800.46 = 245,893.14/x
  3. Step 3: Cross multiply
    417,963.06x = 576,800.46 × 245,893.14
  4. Step 4: Simplify right side
    417,963.06x = 141,831,276,262.84
  5. Step 5: Solve for x
    x = 141,831,276,262.84/417,963.06
  6. Step 6: Final answer
    x = 339,339.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.