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Finding the Fourth Proportional to 308,648.38, 463,016.94 and 95,432.91

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Solution

The fourth proportional to 308,648.38, 463,016.94 and 95,432.91 is: 143,163.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,648.38 : 463,016.94 = 95,432.91 : x
  2. Step 2: Convert to fraction form
    308,648.38/463,016.94 = 95,432.91/x
  3. Step 3: Cross multiply
    308,648.38x = 463,016.94 × 95,432.91
  4. Step 4: Simplify right side
    308,648.38x = 44,187,053,963.50
  5. Step 5: Solve for x
    x = 44,187,053,963.50/308,648.38
  6. Step 6: Final answer
    x = 143,163.08

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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.