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Finding the Fourth Proportional to 300,681.63, 450,696.42 and 150,560.01

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Solution

The fourth proportional to 300,681.63, 450,696.42 and 150,560.01 is: 225,676.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,681.63 : 450,696.42 = 150,560.01 : x
  2. Step 2: Convert to fraction form
    300,681.63/450,696.42 = 150,560.01/x
  3. Step 3: Cross multiply
    300,681.63x = 450,696.42 × 150,560.01
  4. Step 4: Simplify right side
    300,681.63x = 67,856,857,502.16
  5. Step 5: Solve for x
    x = 67,856,857,502.16/300,681.63
  6. Step 6: Final answer
    x = 225,676.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.