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Finding the Fourth Proportional to 245,013.61, 367,532.97 and 67,516.69

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Solution

The fourth proportional to 245,013.61, 367,532.97 and 67,516.69 is: 101,278.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,013.61 : 367,532.97 = 67,516.69 : x
  2. Step 2: Convert to fraction form
    245,013.61/367,532.97 = 67,516.69/x
  3. Step 3: Cross multiply
    245,013.61x = 367,532.97 × 67,516.69
  4. Step 4: Simplify right side
    245,013.61x = 24,814,609,600.27
  5. Step 5: Solve for x
    x = 24,814,609,600.27/245,013.61
  6. Step 6: Final answer
    x = 101,278.49

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1.5x scale

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.