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Finding the Fourth Proportional to 468,866.04, 647,034.36 and 254,007

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Solution

The fourth proportional to 468,866.04, 647,034.36 and 254,007 is: 350,529.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,866.04 : 647,034.36 = 254,007 : x
  2. Step 2: Convert to fraction form
    468,866.04/647,034.36 = 254,007/x
  3. Step 3: Cross multiply
    468,866.04x = 647,034.36 × 254,007
  4. Step 4: Simplify right side
    468,866.04x = 164,351,256,680.52
  5. Step 5: Solve for x
    x = 164,351,256,680.52/468,866.04
  6. Step 6: Final answer
    x = 350,529.24

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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.