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Finding the Fourth Proportional to 200,271.89, 300,369.60 and 60,030.52

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Solution

The fourth proportional to 200,271.89, 300,369.60 and 60,030.52 is: 90,034.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,271.89 : 300,369.60 = 60,030.52 : x
  2. Step 2: Convert to fraction form
    200,271.89/300,369.60 = 60,030.52/x
  3. Step 3: Cross multiply
    200,271.89x = 300,369.60 × 60,030.52
  4. Step 4: Simplify right side
    200,271.89x = 18,031,342,529.27
  5. Step 5: Solve for x
    x = 18,031,342,529.27/200,271.89
  6. Step 6: Final answer
    x = 90,034.31

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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.