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Finding the Fourth Proportional to 577,539.15, 796,963.56 and 335,804.58

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Solution

The fourth proportional to 577,539.15, 796,963.56 and 335,804.58 is: 463,386.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,539.15 : 796,963.56 = 335,804.58 : x
  2. Step 2: Convert to fraction form
    577,539.15/796,963.56 = 335,804.58/x
  3. Step 3: Cross multiply
    577,539.15x = 796,963.56 × 335,804.58
  4. Step 4: Simplify right side
    577,539.15x = 267,624,013,541.11
  5. Step 5: Solve for x
    x = 267,624,013,541.11/577,539.15
  6. Step 6: Final answer
    x = 463,386.79

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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.