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Finding the Fourth Proportional to 468,898.08, 647,080.00 and 254,038.15

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Solution

The fourth proportional to 468,898.08, 647,080.00 and 254,038.15 is: 350,573.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,898.08 : 647,080.00 = 254,038.15 : x
  2. Step 2: Convert to fraction form
    468,898.08/647,080.00 = 254,038.15/x
  3. Step 3: Cross multiply
    468,898.08x = 647,080.00 × 254,038.15
  4. Step 4: Simplify right side
    468,898.08x = 164,383,007,489.03
  5. Step 5: Solve for x
    x = 164,383,007,489.03/468,898.08
  6. Step 6: Final answer
    x = 350,573.00

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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.