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Finding the Fourth Proportional to 476,180.00, 657,107.72 and 261,323.65

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Solution

The fourth proportional to 476,180.00, 657,107.72 and 261,323.65 is: 360,615.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,180.00 : 657,107.72 = 261,323.65 : x
  2. Step 2: Convert to fraction form
    476,180.00/657,107.72 = 261,323.65/x
  3. Step 3: Cross multiply
    476,180.00x = 657,107.72 × 261,323.65
  4. Step 4: Simplify right side
    476,180.00x = 171,717,784,548.04
  5. Step 5: Solve for x
    x = 171,717,784,548.04/476,180.00
  6. Step 6: Final answer
    x = 360,615.28

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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.