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Finding the Fourth Proportional to 442,200.16, 610,239.12 and 240,996.64

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Solution

The fourth proportional to 442,200.16, 610,239.12 and 240,996.64 is: 332,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,200.16 : 610,239.12 = 240,996.64 : x
  2. Step 2: Convert to fraction form
    442,200.16/610,239.12 = 240,996.64/x
  3. Step 3: Cross multiply
    442,200.16x = 610,239.12 × 240,996.64
  4. Step 4: Simplify right side
    442,200.16x = 147,065,577,516.56
  5. Step 5: Solve for x
    x = 147,065,577,516.56/442,200.16
  6. Step 6: Final answer
    x = 332,576.94

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1.5x scale

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.